Virtual Labs

To find out the terminal velocity of a spherical body in water.

1. When a cricket bat hits a cricket ball, impulse is applied on the_________

a: Bat Explanation

Explanation

b: Ball Explanation

Explanation

c: Bat and Ball Explanation

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d: No impulse is applied Explanation

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2. Momentum is a ______ quantity

a: Scalar Explanation

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b: Vector Explanation

Explanation

c: Infinite Explanation

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d: Zero Explanation

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3. The equation for impulse is_______

a: F∆t=m∆v Explanation

Explanation

b: F∆t=mu Explanation

Explanation

c: F∆t=mT Explanation

Explanation

d: F∆t=mRT Explanation

Explanation

4. What is the SI unit of impulse?

a: N/m Explanation

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b: N/m2 Explanation

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c: N/s Explanation

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d: kg/m Explanation

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5. What is the SI unit of momentum?

a: kgm/s Explanation

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b: kgm/s2 Explanation

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c: kgm/s3 Explanation

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d: kg.m2 Explanation

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6. Change in momentum of an object is equal to the_______

a: Internal Energy Explanation

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b: Entropy Explanation

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c: Impulse Explanation

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d: Enthalpy Explanation

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7. What is the unit of specific impulse?

a: m/s Explanation

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b: m2/s Explanation

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c: m3/s Explanation

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d: m/s2 Explanation

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8. What is the formula to find specific impulse?

a: Jsp=m/v Explanation

Explanation

b: Jsp= J/m Explanation

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c: Jsp=T/m Explanation

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d: Jsp=J/q Explanation

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9. Angular momentum is a _______ quantity

a: Scalar Explanation

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b: Vector Explanation

Explanation

c: Infinite Explanation

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d: Finite Explanation

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10. Angular momentum is proportional to __________

a: Inertia and angular speed Explanation

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b: Mass and angular speed Explanation

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c: Angular speed and volume Explanation

Explanation

d: Rate of change of angular speed Explanation

Explanation