If you are looking first Year Chapter Three Physics MOTION AND FORCE Chapter Wise MCQs question answers, You are here on right website all of these Multiple Choice Question answers are helpful for learning exams MCQs Questions with solutions. Learn these important Key points for upcoming board exams and tests preparations.

1st Year Physics Chapter 3 MCQs |

On this website you will learn first Year Physics Unit Three MOTION AND FORCE MCQs with solved Answers. Mostly past papers important MCQs are helpful for getting better marks. You will easily learn this chapter by learning these solved MCQs of MOTION AND FORCE.

Important Key Points You Will Learn in Chapter Three:

- Displacement
- Velocity
- Acceleration
- Newton’s Laws of Motion
- Momentum and Newton’s Second Law of Motion
- Impulse
- Law of Conservation of Momentum
- Elastic and Inelastic Collision
- Force due to Water Flow
- Momentum and Explosive Forces
- Rocket Propulsion
- Projectile Motion

- The mass of the body
- The velocity of the body
- The speed of the body
- The force acting on the body

- Speed changes
- Acceleration changes
- The direction of motion changes
- Displacement from origin changes

- 10m/s
- 36m/s
- Zero
- Infinite

- Acceleration is const
- Acceleration is variable
- Acceleration is zero
- Velocity is zero

- There is no acceleration
- There is a force acting at a tangent to a circle
- There is a force acting away from the center of the circle
- There is a force acting towards the center of the circle

- East
- West
- Anywhere from east to west
- Anywhere from north to south

- Has zero acceleration
- Has uniform acceleration
- Has variable acceleration
- Moves in a circle

- 1
^{st}law - 2
^{nd}law - 3
^{rd}law - All 1
^{st}, 2^{nd}and 3^{rd}

- The horse on the ground
- The cart on the ground
- The ground on the horse
- The ground on the cart

- At rest
- Moving slowly
- Move with high velocity
- Move with a velocity comparable to the velocity of light

^{st}law of motion gives the definition of?

- Rest
- Motion
- Velocity
- Force

^{nd}law of motion measure which quantity?

- Force
- Acceleration
- Velocity
- Both force and acceleration

_{1}and then 2m with speed v

_{2}his average speed is?

- v
_{1}+ v_{2}/2 - v
_{1}v_{2}/2 - v
_{1}v_{2}/v_{1}+v_{2 } - 2v
_{1}v_{2}/v_{1}+v_{2}

- Force acts on the body
- Mass of the body
- The velocity of the body
- Both mass and velocity of the body

- Air resistance increases with increasing the velocity
- The earth’s gravitational field decreases as the object falls
- The mass of the object remains constant
- The weight of the object increases as it falls

- Distance
- Force
- Acceleration
- Both a and b

- Perfectly elastic
- Partially elastic
- Completely inelastic
- None of these

- Change of collision
- Force acting
- Velocity
- Impulse

- Solid and soft
- Soft and elastic
- Solid and hard
- Hard and elastic

- Acceleration
- Velocity
- Vertical velocity
- Horizontal velocity

- Centripetal force
- Gravitational force
- Their inertia
- Centrifugal force

^{st}and 2

^{nd}seconds of its motion, taking g = 10?

- 10m
- 15m
- 20m
- 25m

- Straight inclined line
- Parabola
- Inclined curve
- Declined curve

- Momentum changes but K.E remain to conserve
- K.E changes but momentum remain to conserve
- Both momentum and K.E changes
- Both momentum and K.E remain to conserve

- H = gT
^{2}/8 - H = 8T
^{2}/g - H = 8g/T
^{2} - H = 8/gT
^{2}

- Unequal
- Equal
- Zero
- None of these

- 1
^{st}law of motion - 2
^{nd}law of motion - Law of conservation of momentum
- Law of conservation of energy

- A gas-filled balloon
- Bullet fired from a gun
- A football kicked
- A baseball shot

- tan
^{-1}1/4 - tan
^{-1}4 - tan
^{-1}½ - tan
^{-1}2

- Constant
- Not constant
- Constant if the rate of ejected gases is constant
- Constant for short-range rocket

- 5m/s, 1m/s
- 3m/s, 3m/s
- 6m/s, 1m/s
- 4m/s, 2m/s

- 4.9m
- 19.6m
- 39.2m
- 44.1m

- at
^{2}/2 - Vt
- a
^{2}t/2 - Both a and b

- The second law of motion
- Third law of motion
- The first law of motion
- Law of gravitation

- Straight line
- Parabola
- Hyperbola
- Not a parabola

- React against the rocket and push it up
- Push against the air
- Push against the earth
- Heat up the air which lifts the rocket

^{-1}and at a discharge of 0.0001m

^{3}s

^{-1 }is?

- 1N
- 10N
- 100N
- None

- Force
- Impulse
- Velocity
- Both a and c

_{30}and at 60° is R

_{60 }then?

- R
_{30}= R_{60} - R
_{30}= 2R_{60} - 2R
_{30}= R_{60} - R
_{30}= R_{60}if initial velocities are the same

- Due to their shape
- Due to air resistance
- Due to the angle of projection
- All of these