Name a process in which momentum changes but K.E. does not. - Vidyadip

Question

Name a process in which momentum changes but K.E. does not.

✓

Answer

Uniform circular motion.

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 "[ 2 Marks Questions ]" from Work, Energy and Power→Work, Energy and Power — all question types→Physics STD 11 question papers→Tamilnadu Board STD 11 question papers→Tamilnadu Board question paper generator→

Similar questions

A bob of mass $0.1 kg$ hung from the ceiling of room by a string $2 m$ long is oscillating. At its mean position the speed of a bob is $1 ms ^{-1}$. What is the trajectory of the 'oscillating bob if the string is cut when the bob is -
1. At the mean position
2. At its extreme position.

A body describes simple harmonic motion with an amplitude of 5 cm and a period of 0.2s. Find the acceleration and velocity of the body when the displacement is 5 cm.

Define reverberation time?

Estimate the average energy of a helium atom at
(i) room temperature $\left(27^{\circ} C \right)$
(ii) the temperature on the surface of the sun $(6000 K )$ and
(iii) the temperature of $10^7 K \cdot\left( k _{ B }=1.38 \times 10^{-23} JK ^{-1}\right)$

Write an acceleration in terms of its component?###Show that the acceleration is the second derivative of position vector with respect to time.

In Vander Wall's gas equation $\left( P +\frac{a}{ V ^2}\right)( V - b )= RT$. Determine the dimensions of $a$ and $b$.

When the planet Jupiter is at a distance of 824.7 million km from the earth, its angular diameter is measured to be 35.72″ of arc. Calculate diameter of Jupiter.

Define Avogadro’s number.

Wheels are made circular. Why?

What is meant by phase in SHM?