NEET Test Series 2024-25 Class XIII
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Questions and Answers

What is the horizontal range of a projectile fired at an angle of 15° if its range is 50 m when fired at the same speed at an angle of 45°?

100 m

What is the distance traveled by a car in the 3rd second after the brakes are applied if it travels at a speed of 20 m/s and applies brakes that produce a constant retardation of 2 m/s²?

15 m

What is the relationship between the force that the floor exerts on your feet when you are standing still and the force that your feet exert on the floor?

  • They are equal in magnitude but are in the same direction.
  • The force on the floor is larger because it is supporting your weight.
  • The force on your feet is larger because you are standing still.
  • They are equal and opposite forces, as required by Newton's Third Law. (correct)

What is the area of a rectangular field with a length of 55.6 m and a breadth of 25 m when rounded off to the correct number of significant digits?

<p>1390 m²</p> Signup and view all the answers

What is the area of a parallelogram formed by vectors a = i + j and b = j + k?

<p>√3</p> Signup and view all the answers

What is the magnitude of the contact force exerted on a block of mass M that is sliding down a rough inclined plane at a constant velocity if the angle of inclination is θ?

<p>Mg cos θ</p> Signup and view all the answers

Match the following programming languages with their primary usage:

<p>Python = General-purpose programming JavaScript = Client-side scripting for web applications SQL = Database queries CSS = Styling web pages</p> Signup and view all the answers

In the C.G.S. System, the magnitude of the force is 100 dynes. In another system where the fundamental physical quantities are kilogram, meter, and minute, what is the magnitude of the force?

<p>0.036 (C)</p> Signup and view all the answers

What is the true value of the reading of the vernier calipers shown in the picture?

<p>6.3 mm</p> Signup and view all the answers

A boatman can row his boat with a speed of 10 m/sec. He wants to take his boat from point P to a point Q just opposite on the other bank of the river flowing at a speed of 4 m/sec. In what direction should he row his boat to go directly to point Q?

<p>At an angle of sin⁻¹(2/5) with PQ up the stream (C)</p> Signup and view all the answers

What is the velocity of a particle after 2 seconds if its acceleration is given by the equation a = 3_t_ + 4?

<p>18 m/s</p> Signup and view all the answers

What is the change in momentum of a particle over the time interval from 0 to 8 s if the force acting on the particle is shown by the following force vs. time graph?

<p>20 Ns</p> Signup and view all the answers

A person walks up a stalled escalator in 90 seconds. He is carried up in 60 seconds while standing on the same escalator when it is moving. How long will it take him to walk up the moving escalator?

<p>27 s</p> Signup and view all the answers

A block of mass M is pulled by a uniform chain of mass M attached to it by applying a force F at the other end of the chain. What is the tension at a point distant a quarter of the length of the chain from the free end?

<p>3F/4</p> Signup and view all the answers

Two cars are moving in the same direction. One car is moving at a speed of 30 km/h and the other car is moving at a speed of 40 km/h. They are separated by 5 km. What is the speed of a car moving in the opposite direction if it meets the two cars at an interval of 4 minutes?

<p>None of these (B)</p> Signup and view all the answers

If the tension in the string AB is 51N, then what is the tension in the string BC in the figure given, where angle A = 60° and angle B = 30°?

<p>30 N</p> Signup and view all the answers

What is the coefficient of kinetic friction between a 10 kg block moving with an acceleration of 2 m/s² on a horizontal rough surface, if a force of 40N is applied on it?

<p>0.2</p> Signup and view all the answers

What is the coefficient of kinetic friction between a 10 kg block moving with a constant velocity of 10 m/s on an inclined plane that makes an angle of 37° with the horizontal?

<p>0.75</p> Signup and view all the answers

If P = KQ, where K is a constant, then what is the relationship between P and Q?

<p>P is directly proportional to Q (C)</p> Signup and view all the answers

What is the value of (A + 2B) . (2A - 3B) where A and B are vectors?

<p>2AB cos θ -6B²</p> Signup and view all the answers

If A + B + C = 0, then what are magnitudes of |B| and |C| in relation to vector A?

<p>|B| = |A| and |C| = |A|</p> Signup and view all the answers

Which of the following ions is the largest in size?

<p>Cs⁺ (C)</p> Signup and view all the answers

Match the following sets of ions to their correct order of ionic radius:

<p>Al³⁺ = Mg²⁺ Mn²⁺ = Fe²⁺ As³⁻ = Se²⁻ C⁴⁻ = N³⁻</p> Signup and view all the answers

Which of the following statements about s-block elements is correct?

<p>Compounds of all s-block elements are predominantly ionic in nature. (B)</p> Signup and view all the answers

What is the correct order of basic strength of these oxides: Al₂O₃, CaO, K₂O, Na₂O?

<p>K₂O &gt; CaO &gt; Na₂O &gt; Al₂O₃ (A)</p> Signup and view all the answers

Which of the following species has the maximum value of IE₁?

<p>²⁵Mn (A)</p> Signup and view all the answers

According to Pauli's exclusion principle, a major shell having principal quantum number 'n' can occupy 2n² electrons. Out of 50 electrons in the major shell having n = 5, how many electrons would have a magnetic quantum number, m = +1?

<p>2</p> Signup and view all the answers

Which of the following may act both as an oxidizing agent and a reducing agent?

<p>SO₂ (B)</p> Signup and view all the answers

What is the electronic configuration of the element with atomic number 15, if the spin quantum number can have three possible values?

<p>1s²2s²2p⁶3s²3p³</p> Signup and view all the answers

Which of the following species has the maximum specific charge?

<p>e⁻ (A)</p> Signup and view all the answers

Which of the following orbitals has electron density along the x-axis?

<p>px (A)</p> Signup and view all the answers

What is the oxidation number of carbon in CH₂2?

<p>-2.5</p> Signup and view all the answers

How many peroxide bonds are present in CrO₅?

<p>2</p> Signup and view all the answers

Which of the following steps is NOT involved in the Ostwald process for the commercial preparation of nitric acid?

<p>NO + 2O₂ → 2NO₃ (D)</p> Signup and view all the answers

In the balanced equation of the redox reaction Zn + NO₃⁻ → Zn²⁺ + NH₄⁺ in a basic medium, what are the coefficients of Zn, NO₃⁻, and OH⁻, respectively?

<p>4, 1, 10 (D)</p> Signup and view all the answers

Which of the following species does not contain a peroxide bond?

<p>H₂SO₅ (D)</p> Signup and view all the answers

What is the angular momentum of an electron in the 3p orbital?

<p>√3ħ (B)</p> Signup and view all the answers

Which orbital diagram violates both the Pauli's exclusion principle and Hund's rule?

<p>↓↓↓↓↑ (C)</p> Signup and view all the answers

Which of the following sets of quantum numbers is impossible for an electron?

<p>n = 3, l = 2, m₁ = -3, mₛ = +½ (C)</p> Signup and view all the answers

Which of the following phenomena could Dalton's atomic theory NOT explain?

<p>Law of multiple proportions (C)</p> Signup and view all the answers

The energy of an electron in a hydrogen atom in the ground state is -13.6 eV. What does this indicate?

<p>In the ground state, the energy of the electron is less than -13.6 eV from the energy at infinity. (A)</p> Signup and view all the answers

Which set of element orders is incorrect?

<p>F &gt; P &gt; S &gt; Mg - order of IE₁ (D)</p> Signup and view all the answers

What is the correct ascending order of the number of these A to E type of placentation in plants given in the box?

<p>A &lt; C &lt; B (C)</p> Signup and view all the answers

A runner is one internode long and each node bears a rosette of leaves and a tuft of roots. It is found in aquatic plants like:

<p>All of these (B)</p> Signup and view all the answers

Flashcards

Acceleration

The rate of change of velocity with respect to time.

Vector

A quantity with both magnitude and direction. It is represented by an arrow.

Projectile Trajectory

The path followed by a projectile in motion, assuming only gravity acts upon it.

Range

The horizontal distance traveled by a projectile.

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Maximum Height

The vertical distance a projectile travels from launch to its highest point.

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Friction

The resistance to motion that occurs when two surfaces rub together.

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Inertia

The tendency of an object to resist changes in its state of motion.

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Momentum

The product of an object's mass and velocity.

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Impulse

The change in momentum over a specific time interval.

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Force

A push or pull that can cause an object to accelerate.

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Mass

A measure of the amount of matter in an object.

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Spring Force

The force exerted by a spring when stretched or compressed.

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Energy

The ability to do work.

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Gravity

The force that attracts objects towards each other due to their masses.

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International System of Units (SI Units)

A system of measurement based on seven fundamental units, such as the meter for length and the second for time.

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Least Count

The smallest increment that a measuring instrument can detect.

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Zero Error

An error that occurs when a measuring instrument does not read zero when it should.

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Rounding Off

The process of approximating a value to a certain number of significant digits.

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Significant Digits

Digits in a number that are considered reliable and contribute to its precision.

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Magnitude of Cross Product

The product of the magnitude of two vectors and the sine of the angle between them.

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Dot Product

The product of the magnitudes of two vectors and the cosine of the angle between them. This is also the projection of one vector onto the other.

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Spring Balance

A device used to measure the force applied to it, often represented by the extension of a spring.

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Wedge

A type of inclined plane that is used to change the direction of a force, often used to lift heavy objects.

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Pulley

A fixed wheel with a groove around its circumference, used to change the direction of a force applied by a rope or cable.

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Velocity

A quantity that describes the motion of an object, often used to express the magnitude of its displacement.,

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Displacement

The distance traveled by an object in a specific direction.

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Time Period

The time it takes for an object to complete one cycle of oscillation.

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Frequency

The number of oscillations completed in a certain time interval.

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Center of Mass

A hypothetical point often used to represent the average position of the mass of a body in relation to its distribution.

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Power

A quantity that represents the rate at which work is done.

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Study Notes

NEET (PMT) Test Series 2024-25

  • Class: XIII
  • Test Series: Gurukripa's
  • Test Code: 6966
  • Test Name: RTS
  • Date: 08/12/2024
  • Duration: 3 Hours 20 Minutes

Test Pattern and Questions

  • Sections: The test consists of two sections (A & B) for each subject.
  • Section A: Contains 35 multiple choice questions.
  • Section B: Contains 15 multiple choice questions; candidates can choose 10 to answer.
  • Marking: Each correct answer is worth 4 marks. one mark is deducted for incorrect answer.
  • Total Marks: 720

Subject Distribution

Subject Section A Questions Section A Marks Section B Questions Section B Marks Total Marks
Physics 1-35 140 36-50 40 180
Chemistry 51-85 140 86-100 40 180
Biology-1 101-135 140 136-150 40 180
Biology-2 151-185 140 186-200 40 180

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Description

Prepare for the NEET (PMT) with the Gurukripa's Test Series for the academic year 2024-25. This comprehensive test includes multiple choice questions across Physics, Chemistry, and Biology, divided into two sections to assess your knowledge. Challenge yourself and maximize your potential with the right preparation tools.

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