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What are the SI units of velocity?
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A body goes from P to Q with a uniform speed of u and immediately returns back to P at a uniform speed of v. what is the average velocity for the whole journey?
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What is meant by a constant velocity? Is it same as uniform velocity?
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What kind of a velocity does a flying bird most likely to have?
(a) Uniform velocity, or
(b) Non- uniform velocity.
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Define angular velocity
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When a body said to have a uniform velocity?
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A stone is dropped from a certain height. Is its motion uniform or non-uniform?
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What is the velocity of a stone thrown vertically upwards at its maximum height?
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What is the relation between linear velocity and linear speed?
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During circular motion, which physical quantity of the body:
Changes continuously
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An artificial satellite is moving in a circular orbit of radius nearly 42,250 km. Calculate its linear velocity, if it takes 24 hours to revolve round the earth
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A circular cycle track has a circumstance of 314 m with AB as one of its diameter. A cyclist travels from A to B along the circular path with a velocity of constant magnitude 15. 7 m/ s. Find :
(a) The distance moved by the cyclist.
(b) The displacement of the cyclist if AB represents north-south direction .
(c) The average velocity of the cyclist.
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A body goes from A to B with a velocity of 30 ms-1 and comes back from B to A with a velocity of 20 ms-1. What is the average velocity of the body for the whole journey?
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A body moves along a straight track. Half of the distance it covers with a velocity of 40 ms-1 and the remaining half with a velocity of 60 ms-1. What is the average velocity for the whole journey?
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The graph shows how the velocity of a scooter varies with time in 50 s. Interpret the graph.
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Figure represents graphically the velocity of a car moving along a straight road over a period of 100 hours.
How long is the body travelling with a uniform velocity?
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Give reason of Water pipes burst in severe winter.
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What do you mean by the anomalous expansion of water?
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At what temperature is the density of water is maximum? State its value.
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