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Q: 0.2 mm in units of meters is

A) 0.0002 m

B) 2×10⁻⁴ m

C) None

D) Both A and B

Q: KITAB UL MANAZIR is the name of the book written by

A) Yaqub Kindi

B) Ibnal Haitham

C) Al Beruni

D) None

Q: The average speed of a bus is 20 m/s⁻¹. How far can it travel in 10 s?

A) 100 m

B) 200 m

C) 150 m

D) 250 m

Q: A truck accelerates uniformly from 15 m/s⁻¹ to 20 m/s⁻¹ in 5 s. What is the acceleration of the truck?

A) 2 m/s²

B) 1.5 m/s²

C) 1 m/s²

D) 2.5 m/s²

Q: A car moving along a straight line at 20 m/s⁻¹ undergoes an acceleration of 4 m/s⁻². After 2 s, its speed will be

A) 28 m/s⁻¹

B) 16 m/s⁻¹

C) 12 m/s⁻¹

D) 8 m/s⁻¹

Q: A bird begins to accelerate at a constant 0.3 m/s² for 3 s. Its change in velocity is

A) 0.9 m/s

B) 1.5 m/s

C) 1.95 m/s

D) 2.4 m/s

Q: A car is going backwards at 5 m/s. After 10 s of uniform acceleration, the car is going forward at 10 m/s. The acceleration is

A) 0.5 m/s²

B) 0.75 m/s²

C) 1.5 m/s²

D) 5 m/s²

Q: The slope of a distance-time graph represents

A) Acceleration

B) Change in acceleration

C) Speed

D) Velocity

Q: The area under a speed-time graph represents

A) Acceleration

B) Change in acceleration

C) Distance

D) Velocity

Q: A student riding his bicycle on a straight flat road covers one block every 7 seconds. If each block is 100 m long, he is traveling at

A) Constant speed

B) Constant velocity

C) 10 m/s

D) Both A and B

Q: You drop a rock from a bridge to the river below. When the rock has fallen 4 m, you drop a second rock. As the rocks continue their free fall, their separation will

A) Increase

B) Decrease

C) Stay the same

D) None

Q: A 30 kg object is supported from a rope, such that tension in the rope is equal to its weight. The weight of the object is

A) 30 kg

B) 30 N

C) 294 N

D) 5k

Q: Force needed to produce an acceleration of 10 m/s⁻² in a ball of mass 0.5 kg is

A) 20 N

B) 10.5 N

C) 9.5 N

D) 5 N

Q: Ball A collides with ball B which is at rest. After the collision, which of the following conditions is not possible?

A) Ball A comes to rest and ball B starts moving

B) Both balls move in same direction

C) Both balls move in opposite directions

D) Both balls are at rest

Q: What is the mass of a car traveling with velocity 20 m/s and momentum 22000 kg·m/s?

A) 440000 kg

B) 21980 kg

C) 22020 kg

D) 1100 kg

Q: An object on Earth taken to the Moon should have

A) Less mass / Less weight

B) Same mass / More weight

C) Same mass / Less weight

D) Less mass / Same weight

Q: The unit of coefficient of friction is

A) N

B) kg

C) μ

D) It has no units

Q: The centripetal acceleration for an object of mass 1 kg moving with 6 m/s in a circle of radius 3 m is

A) 18 m/s²

B) 12 m/s²

C) 10 m/s²

D) 2 m/s²

Q: How many times will the centripetal force increase if the mass of a body moving with uniform speed in a circle is doubled?

A) Six times

B) Two times

C) Four times

D) Eight times

Q: Which of the following forces can act as a centripetal force?

A) Tension

B) Friction

C) Gravitational force

D) All of these