A particle is moving along a straight line with increasing speed.… - Vidyadip

MCQ

A particle is moving along a straight line with increasing speed. Its angular momentum about a fixed point on this line ............

A
Goes on increasing
B
Goes on decreasing
C
May be increasing or decreasing depending on direction of motion
✓
Remains zero

✓

Answer

Correct option: D.

Remains zero

d
(d)

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

More "M.C.Q (1 Marks)" from 6. system of particles and rotational motion→6. system of particles and rotational motion — all question types→Physics STD 11 Science question papers→Rajasthan Board STD 11 Science question papers→Rajasthan Board question paper generator→

Similar questions

In a diatomic molecule, the rotational energy at a given temperature.

Two thin discs each of mass $M$ and radius $r$ are attached as shown in figure, to form a rigid body. The rotational inertia of this body about an axis perpendicular to the plane of disc $B$ and passing through its centre is

The displacement of an object at any instant is given by x = 30 + 20t² , where x is in metres and t in seconds.
The acceleration of the object will be:

A stone of mass $20\, {g}$ is projected from a rubber catapult of length $0.1\, {m}$ and area of cross section $10^{-6} \,{m}^{2}$ stretched by an amount $0.04\, {m}$. The velocity of the projected stone is $....\,m\,/s.$ (Young's modulus of rubber $=0.5 \times 10^{9}\, {N} / {m}^{2}$ )

A uniform disk of mass $m$ and radius $R$ rolls without slipping down an incline plane of length $l$ and inclination $\theta$. Initially the disk was at rest at the top of the incline plane. Its angular momentum about the point of contact with the inclined plane when it reaches the bottom will be equal to :-

If the radius of a star is $R$ and it acts as a black body, what would be the temperature of the star, in which the rate of energy production is $Q$?

($\sigma$ stands for Stefan's constant)

A $U-$tube contains water and methylated spirit separated by mercury. The mercury columns in the two arms are in level with $10.0\; cm$ of water in one arm and $12.5\; cm $ of spirit in the other. if $15.0\; cm$ of water and spirit each are further poured into the respective arms of the tube, what is the difference in the levels (in $cm$) of mercury in the two arms?

(the specific gravity of spirit is $0.8.)$

A uniform rod of mass $m$ and length $I$ is suspended about its end, Time period of small angular oscillations is ..........

In an isothermal process the volume of an ideal gas is halved. One can say that

If the radius of the earth be increased by a factor of $5,$ by what factor its density be changed to keep the value of $g$ the same ?