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A gardener moves a lawn roller through a...

A gardener moves a lawn roller through a distance of `100m` with a force of `50N`. Calculate his wages if he is to be paid 10 paise for doing `25J` of work. It is given that the applied force is inclined at `60^@` to the direction of motion.

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To solve the problem step by step, we need to calculate the work done by the gardener and then determine his wages based on that work. ### Step 1: Calculate the Work Done The work done (W) can be calculated using the formula: \[ W = F \cdot s \cdot \cos(\theta) \] where: ...
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CENGAGE PHYSICS-WORK, POWER & ENERGY-Exercise 8.1
  1. A car is travelling on road at 50kmh^-1. The driver applies brakes and...

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  2. There are two inclined planes with the same vertical height, but with ...

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  3. In a tug of war, one team is giving way to other. What work is being d...

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  4. A cyclist comes to a skidding stop in 10m. During this process, the fo...

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  5. A gardener moves a lawn roller through a distance of 100m with a force...

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  6. A body constrained to move along the z-axis of a co-ordinate system, i...

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  7. An object is displaced from point A(2m,3m,4m) to a point B(1 m,2 m,3 ...

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  8. An object is displaced from positin vector r1=(2hati+3hatj) m to r2=(4...

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  9. An object is displaced from a point A(0, 0, 0) to B(1m, 1m , 1m) under...

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  10. A force vecF=(3xN)hati+(4N)hatj, with x in meter, acts on a particle, ...

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  11. A body moves from point A to B under the action of a force, varying in...

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  12. A 10-kg block moves in a straight line under the action of a force tha...

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  13. A force F acts on a body such that it is always at an angle of 45^@ to...

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  14. A force F is exerted on a body of mass M, which is connected to a spri...

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  15. A body is thrown on a rough surface such that the friction force actin...

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  16. One end of a fixed spring is pulled by an average force of 10N through...

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  17. A block of mass m is pulled slowly by a minimum constant force on a ro...

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  18. The work done by an external agent in pulling a spring from a deformat...

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  19. A block of mass m is kept on a rough plank which moves with a horizont...

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  20. In the previous question, if agtmusg, find the work done by friction o...

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