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The si unit of power is watt which is equal to
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The si unit of power is watt which is equal to
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At what angle between force and displacement the work done on the body is just 50% of maximum work
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1:35
At what angle between force and displacement more work is done
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1:29
If a body of mass 2 kg is moving with momentum 6 Ns, then its kinetic energy (K.E) will be
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0:34
One horse power is equal to_one hp is equal to
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3:48
Kinetic energy of a particle is increased by 300%, the percentage increase in the momentum is
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2:19
If momentum is increased by 10% then percentage increase in kinetic energy (K.E) will be _ Percentage in Kinetic energy and momentum mcqs
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2:19
If momentum is decreased by 10 %. Then kinetic will decrease by_If momentum decreases by 10% then kinetic energy decreases by
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1:43
A body falls freely under gravity.Its velocity is v when it has lost a potential energy of U.The mass of the body is
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4:44
A bomb of 12kg mass explodes in two pieces of masses 4kg & 8kg.The velocity of 8kg mass is 6m/s.The kinetic energy of other mass is
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An object of 1kg mass has a momentum of 10 kgm/s then the kinetic energy of the object is
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In which case does the potential energy decrease? Potential energy mcqs
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If the heart pushes 1cc of blood in one second under pressure 20000 N/m.The power of heart is
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If the linear momentum is increased by 50%, the kinetic energy will increase by
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1:45
A bullet is fired from a rifle.If the rifle recoils freely then the kinetic energy of rifle is
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3:22
A force F=6i+2j-3k acts on a particle and produces a displacement of S=2i-3j+xk.If the work done is zero, the value of x is
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