Beta Question Bank for Medical: Physics>Chapter 4 - Kinematics>Exercise (Conceptual Questions)>Q 177

EASY

NEET

IMPORTANT

Earn 100

The maximum horizontal range of a gun is $16 km$ . If $g = 10 m s^{- 2}$ , the muzzle velocity of the shell must be

100% studentsanswered this correctly

Important Questions on Kinematics

EASY

NEET

IMPORTANT

Beta Question Bank for Medical: Physics>Chapter 4 - Kinematics>Exercise (Conceptual Questions)>Q 178

A body is thrown with a velocity of

9.8 m s^{- 1}

making an angle of

30 °

with the horizontal. It will hit the ground after a time

EASY

NEET

IMPORTANT

Beta Question Bank for Medical: Physics>Chapter 4 - Kinematics>Exercise (Conceptual Questions)>Q 179

Three particles

A, B

and

C

are projected from the same point with the same initial speeds making angles

30 °, 45 °

and

60 °

respectively with the horizontal. Which of the following statements are correct?

EASY

NEET

IMPORTANT

Beta Question Bank for Medical: Physics>Chapter 4 - Kinematics>Exercise (Conceptual Questions)>Q 180

A ball whose kinetic energy is

E

, is thrown at an angle of

45 °

to the horizontal. Its kinetic energy at the highest point of its flight will be:-

EASY

NEET

IMPORTANT

Beta Question Bank for Medical: Physics>Chapter 4 - Kinematics>Exercise (Conceptual Questions)>Q 181

A body is projected at such an angle that the horizontal range is three times the greatest height. The angle of projection is

EASY

NEET

IMPORTANT

Beta Question Bank for Medical: Physics>Chapter 4 - Kinematics>Exercise (Conceptual Questions)>Q 182

A projectile can have the same range

R

for two angles of projection. If

t_{1}

and

t_{2}

be the times of flight in the two cases, then

EASY

NEET

IMPORTANT

Beta Question Bank for Medical: Physics>Chapter 4 - Kinematics>Exercise (Conceptual Questions)>Q 183

A body is thrown with some velocity from the ground. The maximum height attained when it is thrown at

60 °

to the horizontal is

90 m

. What is the height attained when it is thrown at

30 °

to the horizontal?

EASY

NEET

IMPORTANT

Beta Question Bank for Medical: Physics>Chapter 4 - Kinematics>Exercise (Conceptual Questions)>Q 184

At the uppermost point of a projectile its velocity and acceleration are at an angle of

EASY

NEET

IMPORTANT

Beta Question Bank for Medical: Physics>Chapter 4 - Kinematics>Exercise (Conceptual Questions)>Q 185

A force

\vec{F} = 6 t^{2} \hat{i} + 4 t \hat{j}

acts on a particle of mass

3 kg

. What will be the velocity of the particle at

t = 3

second if at

t = 0

, the particle was at rest