Physics Crash Course NEET>Chapter 2 - Kinematics>Level 2>Q 40

EASY

NEET

IMPORTANT

Earn 100

The acceleration of a particle increases linearly with time $t$ as $6 t$ . If the initial velocity of the particle is zero and the particle starts from the origin, then the distance travelled by the particle in time $t$ will be

68.75% studentsanswered this correctly

Important Questions on Kinematics

EASY

NEET

IMPORTANT

Physics Crash Course NEET>Chapter 2 - Kinematics>Level 2>Q 41

The angular velocity of the minute hand of a clock is

EASY

NEET

IMPORTANT

Physics Crash Course NEET>Chapter 2 - Kinematics>Level 2>Q 42

Let

a_{r}

and

a_{t}

represent radial and tangential acceleration, respectively. The motion of a particle is circular if

MEDIUM

NEET

IMPORTANT

Physics Crash Course NEET>Chapter 2 - Kinematics>Level 3>Q 1

A ball is thrown horizontally from a height with a certain initial velocity at time

t = 0

. The ball bounces repeatedly from the ground with the coefficient of restitution less than

1

as shown.

Question Image

Neglect air resistance and taking the upward direction as positive, which figure qualitatively depicts the vertical component of the ball's velocity

(v_{y})

as a function of time

(t)

?

EASY

NEET

IMPORTANT

Physics Crash Course NEET>Chapter 2 - Kinematics>Level 3>Q 2

The angle between two vectors

x

and

y

is

θ

. If the resultant vector

z

makes an angle

\frac{θ}{2}

with

x

, then which of the following is true?

EASY

NEET

IMPORTANT

Physics Crash Course NEET>Chapter 2 - Kinematics>Level 3>Q 3

Which of the following is a unit vector perpendicular to

\vec{A}

and

\vec{B}

?

MEDIUM

NEET

IMPORTANT

Physics Crash Course NEET>Chapter 2 - Kinematics>Level 3>Q 4

If

\vec{a} = 2 \hat{i} + 3 \hat{j} + 4 \hat{k}

and

\vec{b} = 4 \hat{i} + 3 \hat{j} + 2 \hat{k}

, find the angle between

\vec{a}

and

\vec{b}

.

MEDIUM

NEET

IMPORTANT

Physics Crash Course NEET>Chapter 2 - Kinematics>Level 3>Q 5

Two particles are projected from the same point with the same speed u such that they have the same range R, but different maximum heights,

h_{1}

and

h_{2} .

Which of the following is correct?

MEDIUM

NEET

IMPORTANT

Physics Crash Course NEET>Chapter 2 - Kinematics>Level 3>Q 6

A ball is dropped from a height

H

from rest. The ball travels

\frac{H}{2}

in last

1.0 s

. The total time taken by the ball to hit the ground is