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प्रश्न
State True or False
The earth moves around the sun with a uniform.
विकल्प
True
False
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उत्तर
False
संबंधित प्रश्न
Explain the meaning of uniform circular motion. Give one example of such motion.
Which of the following quantity remains constant in uniform circular motion:
Answer the following question.
Show that the centripetal force on a particle undergoing uniform circular motion is -mrω2.
A small sphere is attached to a cord and rotates in a vertical circle about a point O. If the average speed of the sphere is increased, the cord is most likely to break at the orientation when the mass is at ____________.
Which of the following is correct about uniform circular motion
- the direction of motion is continuously changed
- the direction of motion is not changed
- speed and direction both remain constant
- speed is constant but the direction is changing
Define uniform circular motion and give an example of it. Why is it called accelerated motion?
The distance of the Sun from earth is 1.5 × 1011 m and its angular diameter is (2000) s when observed from the earth. The diameter of the Sun will be ______.
A ceiling fan rotates about its own axis with some angular velocity. When the fan is switched off the angular velocity becomes `(1/4)^"th"` of the original in time 't' and 'n' revolutions are made in that time. The number of revolutions made by the fan during the time interval between switch off and rest are ______. (Angular retardation is uniform)
What is the direction of the velocity of an object at any point during uniform circular motion?
A particle moving with uniform speed in a circular path maintains ______.
