A particle is acted upon by a force of c...

A particle is acted upon by a force of constant magnitude which is always perpendicular to the velocity of the particle, the motion of the particles takes place in a plane. It follows that:

A

its kinetic energy is constant

B

its acceleration is constant

C

its velocity is constant

D

it moves in a straight line

Text Solution

Verified by Experts

The correct Answer is:

A

Doubtnut Promotions Banner Desktop Dark

Doubtnut Promotions Banner Mobile Dark

|

Topper's Solved these Questions

WORK, ENERGY AND POWER
PREMIERS PUBLISHERS|Exercise VERY SHORT ANSWER QUESTIONS|34 Videos
WORK, ENERGY AND POWER
PREMIERS PUBLISHERS|Exercise CONCEPTUAL QUESTIONS|34 Videos
WAVES
PREMIERS PUBLISHERS|Exercise OTHER IMPORTANT & QUESTIONS ANSWERS ( NUMERICAL PROBLEMS. )|48 Videos

Similar Questions

Explore conceptually related problems

A force can change the velocity of a particle in three different ways explain with example

A particle moves with uniform velocity which of the following statements about the motion of the particle is true ?

Knowledge Check

A constant force is acting on a particle and also acting perpendicular to the velocity of the particle. The particle describes the motion in a plane. Then

A

angular displacement is zero

B

its velocity is zero

C

its velocity is constant

D

it moves in a circular path

In which direction of the motion of the particle does centripetal force act ?

A

parallel

B

radial

C

tangential

D

right angle

Force acting on the particle moving with constant speed is

A

always zero

B

need not be zero

C

always nonzero

D

cannot be concluded

Similar Questions

Explore conceptually related problems

Force acting on the particle moving with constant speed is

Force acting on the particle moving with constant speed is

Force acting on the particle moving with constant speed is

A particle moves with uniform velocity which of the following statements about the motion of the particle is true ?

Force acting on a particle moving at constant speed:

PREMIERS PUBLISHERS-WORK, ENERGY AND POWER -MULTIPLE CHOICE QUESTIONS (OTHER IMPORTANT QUESTIONS & ANSWERS)

A particle is acted upon by a force of constant magnitude which is alw...
04:36
|
You lift a heavy book from the floor of the room and keep it in the bo...
03:11
|
A man starts walking from a point on the surface of earth (assumed smo...
02:14
|
Which one of the following is not a conservative force?
03:14
|
Choose the correct option:
Text Solution
|
In the following question, a statement of Assertion is followed by a s...
05:16
|
The bob of a pendulum of length 2 m lies at P. When it reaches Q it lo...
03:43
|
Match the parameters given in column I with the expressions given in c...
04:18
|
A body of mass 1kg begins to more under the action of a time dependent...
03:56
|
The body moves under the action of constant force along a straight lin...
02:50
|
Which one of the following statement is an incorrect statement?
03:36
|
The spring of the watch when wound possesses………………..energy.
03:10
|
A light and heavy body have equal momentum, which has greater K.E?
02:20
|
A light body and a heavy body have the same kinetic energy. Which one ...
02:23
|
Same retarding force is applied to stop the train in certain distance....
02:04
|
Law of conservation of linear momentum is applicable even in those ca...
04:48
|
In the following question, a statement of Assertion is followed by a s...
04:38
|
If the force and the displacement are in the same direction, then the ...
01:04
|
If the force and the displacement are at an angle of 180^(@), then wor...
01:18
|
Which one of the following statements is incorrect?
03:27
|