14 Questions
1 Views

# JEE Main 2024 Mock Test - Physics, Chemistry, Mathematics

Created by
@BetterKnownDidactic

### Which part of the test paper contains multiple choice questions with only one correct answer?

• Part-B
• Part-A (correct)
• Part-C
• Section-B
• ### What is the maximum duration of the test?

• 5 hours
• 2 hours
• 4 hours
• 3 hours (correct)

• 60
• 120
• 150
• 90 (correct)
• ### What is the marking scheme for a correct answer in Section-A?

<p>+4 marks</p> Signup and view all the answers

### What is the penalty for a wrong answer in Section-A?

<p>-1 mark</p> Signup and view all the answers

### In which section can the test taker choose to answer any 5 out of 10 questions?

<p>Section-B</p> Signup and view all the answers

### In the given scenario, what is the time period to transport the same amount of heat in configuration II?

<p>4.5 s</p> Signup and view all the answers

### What is the angle between the directions of average velocity and instantaneous velocity when the particle is at point P?

<p>90°</p> Signup and view all the answers

### If a particle is projected with a velocity of $10 ext{ m/s}$ at an angle of $37^ ext{o}$ with the horizontal, what is the new projection velocity (may be at a different angle) so that the particle reaches the same point P in 1 second?

<p>$20 ext{ m/s}$</p> Signup and view all the answers

### Which curve most realistically reflects the speed v of the pith ball as a function of the distance 'r' between the balls?

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

### For a conducting wire bent in the form of a parabola carrying a current of $i=1 ext{ A}$ in a magnetic field $extbf{B}=-2 extbf{k}$ tesla, what is the unit vector in the direction of force on the given portion 'a to b'?

<p>$\frac{\widehat{i} + \widehat{j}}{\sqrt{2}}$</p> Signup and view all the answers

### What is the maximum height reached by a rocket fired with a speed equal to 50% of the escape velocity from Earth's surface?

<p>$\frac{2R}{3}$</p> Signup and view all the answers

### In a given scenario, if a body starts from rest and acquires a velocity V in time T, what is the work done by constant force on the body in time t?

<p>$Vt^2$</p> Signup and view all the answers

### A tube of given shape has cross-sectional area S and total length 2L. If its bottom and upper halves are filled with two non-viscous, non-compressible liquids of densities $3 ho$ and $\rho$ respectively, what is its angular frequency when the liquid interface is slightly displaced?

<p>$2\sqrt{\frac{g}{L}}$</p> Signup and view all the answers

## More Quizzes Like This

Use Quizgecko on...
Browser
Information:
Success:
Error: