# NDA PHYSICS QUIZ - 4

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## Question 1:

At what angle should a javelin thrower throw the javelin to get the maximum possible distance from him?

## Question 2:

A cricketer can throw a ball to a maximum horizontal distance of 100 m. How much high above the ground can the cricketer throw the same ball?

## Question 3:

Where should the handle be fixed to open a door easily?

## Question 4:

The motion of the wheels of bullock-cart while moving on the road is an example of –

## Question 5:

Which of the following is needed to change the direction of motion of an object.

## Question 6:

Which of the following statement is not correct?

## Question 7:

A rope of negligible mass is wound round a hollow cylinder of mass 3 kg and radius 40 cm. What is the angular acceleration of the cylinder if the rope is pulled with a force of 30 N? Assume that there is no slipping.

## Question 8:

Which of the following statement is incorrect?

## Question 9:

A stone tied to the end of 80 cm long string is whirled in a horizontal circle with a constant speed. If the stone makes 14 revolutions in 25 s, what is the magnitude of acceleration of the stone?

## Question 10:

Which of the following is the motion in which an object moves such that its distance from a fixed point remains the same?