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प्रश्न
Is it possible to have an accelerated motion with a constant speed? Explain
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उत्तर
Yes, it is possible to have accelerated motion with a constant speed. For e.g. in a uniform circular motion, the body moves with constant linear speed with a constant centripetal acceleration acting towards the centre of the circle.
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संबंधित प्रश्न
Read the statement below carefully and state, with reason, if it is true or false:
The velocity vector of a particle at a point is always along the tangent to the path of the particle at that point.
State True or False
The earth moves around the sun with a uniform.
In a uniform circular motion, the speed continuously changes because of the direction of motion changes.
Select the WRONG statement.
A stone of mass 3 kg attached at one end of a 2m long string is whirled in horizontal circle. The string makes an angle of 45° with the vertical then the centripetal force acting on the string is ______.
(g = 10 m/s2 , tan 45° = 1)
A point object moves along an arc of a circle of radius 'R'. Its velocity depends upon the distance covered 'S' as V = `Ksqrt(S)` where 'K' is a constant. If 'e' is the angle between the total acceleration and tangential acceleration, then
A cyclist starts from centre O of a circular park of radius 1 km and moves along the path OPRQO as shown figure. If he maintains constant speed of 10 ms–1, what is his acceleration at point R in magnitude and direction?
The acceleration of a point on the rim of a flywheel 1 m in diameter, if it makes 1200 rpm is ______.
By applying Kepler's third law to the formula for centripetal force, Newton concluded that the force acting on a planet is:
Angular displacement is measured in which unit?
