Measurement Errors and Calculations Quiz

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In the given formula Y=AB+A-B+B-C, what would be the value of Y if A=2, B=3, and C=1?

9

8

7 (correct)

10

What is the torque experienced by a compass needle with a magnetic dipole moment of 45 Am² when placed in a uniform magnetic field of 6 x 10^-5 Wb m^-2 at an angle of 60 degrees?

0.9 x 10^-3 N m

2.25 x 10^-3 N m

1.35 x 10^-3 N m (correct)

1.8 x 10^-3 N m

If a diatomic gas's rms speed needs to be increased three times from 300 K isobarically, approximately how much work is needed for 1 mole of the gas?

4.8 x 10^3 J

3.6 x 10^3 J

1.8 x 10^3 J

2.4 x 10^3 J (correct)

What will be the amplitude of a particle in simple harmonic motion if it takes π seconds to travel from y = 0 to y = A?

$\frac{5A}{6}$ Signup and view all the answers

Given a series circuit with a 100 μF capacitor and a 40 Ω resistor connected to a 100 V, 60 Hz ac supply, what is the current amplitude in the circuit?

2.2 A Signup and view all the answers

Which representation correctly matches a p-type semiconductor at room temperature with its corresponding physical property?

(R) 3.5 x 10^-8 m Signup and view all the answers

What is the maximum percentage error in the estimation of 'g' when the maximum percentage errors in measurement of time period and length of the pendulum are e₁ and e₂ respectively?

$e_1 + 2e_2$ Signup and view all the answers

What are the dimensions of the quantity cd in the expression v(t) = at² + bt + c, where a, b, c, and d are constants?

$[LT^{-8}]$ Signup and view all the answers

What are the coefficients of static and kinetic friction between the crate and floor if a force of 220 N is needed to start it and 180 N to keep it moving at constant velocity?

0.44, 0.36 Signup and view all the answers

If a hydraulic press with 0.25 m³ of oil experiences a pressure increase of $1.6 imes 10^7$ Pa, what is the decrease in volume of the oil?

$4 imes 10^{-4} m³$ Signup and view all the answers

In the logic circuit where the output Y is determined by A.B, what is the output Y if A=1 and B=0?

0 Signup and view all the answers

Calculate the mean free path of a molecule of air at 27°C and 1 atm, assuming the molecule is a sphere with radius $2.0 imes 10^{-10}$ m.

$3.2 \times 10^{-7}$ m Signup and view all the answers

Measurement Errors and Calculations Quiz

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Questions and Answers

In the given formula Y=AB+A-B+B-C, what would be the value of Y if A=2, B=3, and C=1?

What is the torque experienced by a compass needle with a magnetic dipole moment of 45 Am² when placed in a uniform magnetic field of 6 x 10^-5 Wb m^-2 at an angle of 60 degrees?

If a diatomic gas's rms speed needs to be increased three times from 300 K isobarically, approximately how much work is needed for 1 mole of the gas?

What will be the amplitude of a particle in simple harmonic motion if it takes π seconds to travel from y = 0 to y = A?

Given a series circuit with a 100 μF capacitor and a 40 Ω resistor connected to a 100 V, 60 Hz ac supply, what is the current amplitude in the circuit?

Which representation correctly matches a p-type semiconductor at room temperature with its corresponding physical property?

What is the maximum percentage error in the estimation of 'g' when the maximum percentage errors in measurement of time period and length of the pendulum are e₁ and e₂ respectively?

What are the dimensions of the quantity cd in the expression v(t) = at² + bt + c, where a, b, c, and d are constants?

What are the coefficients of static and kinetic friction between the crate and floor if a force of 220 N is needed to start it and 180 N to keep it moving at constant velocity?

If a hydraulic press with 0.25 m³ of oil experiences a pressure increase of $1.6 imes 10^7$ Pa, what is the decrease in volume of the oil?

In the logic circuit where the output Y is determined by A.B, what is the output Y if A=1 and B=0?

Calculate the mean free path of a molecule of air at 27°C and 1 atm, assuming the molecule is a sphere with radius $2.0 imes 10^{-10}$ m.

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