A 500 kg car, moving with a velocity of 36 km h–1 on a straight road unidirectionally…
Physics · JEE Advanced · NTA Exams — Work, Energy and Power
A 500 kg car, moving with a velocity of 36 km h–1 on a straight road unidirectionally, doubles its velocity in one minute. The power delivered by the engine for doubling the velocity is
- 750 W
- 1050 W
- 1150 W
- 1250 W
Answer
(D) 1250 W
Sign up free on Edukali to view the step-by-step worked solution and practice thousands of similar questions.
Related practice questions
- A spring of stiffness k is kept compressed by applying horizontal force on m by a length x0 (= m g k ) . If…
- A pulse of light of duration 100 ns is absorbed completely by a small object initially at rest. Power of the…
- An object of mass m is tied to a string of length l and a variable horizontal force is applied on it, which…
- A particle is acted by a force F = kx , where k is a +ve constant. Its potential energy at x = 0 is zero…
- Assertion: Energy released when a mass of one microgram disappears in a process is 9 × 107 J. Reason: It…
- A force of F =2 x i +2 j +3 z^ 2 k N is acting on a particle. Find the work done by this force in displacing…
- A mass-spring system oscillates such that the mass moves on a rough surface having coefficient of friction μ…
- A point mass of 1 kg collides elastically with a stationary point mass of 5 kg. After their collision, the 1…
More Work, Energy and Power questions · Browse all practice questions