ICSE X Physics Machines
A block and tackle of 5 pulleys is used to raise a load of 50 kgf steadily through a height of 20 m. the work done against friction is 2000 J. Calculate:
work done by the effort
efficiency of system
mechanical advantage
Asked by subhasray1968
15th December 2017
9:47 PM
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ICSE X Physics Machines
How is single movable pulley an example of class 2 lever Locate the positions of fulcrum effort arm and load arm
Asked by lovemaan5500
31st January 2018
6:31 AM
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ICSE X Physics
If the free end of string moves through a distance x find the distance by which the load W is raised with explanation
Asked by lovemaan5500
15th March 2018
6:36 AM
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CBSE X Physics
A block of mass 10 kg is placed on a horizontal surface is connected by a cord passing over a frictionless pulley to a hanging block of mass 10 kg. If the coefficient of friction between the block and the surface is 0.5 and g = 10 m/s^2, then find the accleration of the system.
Asked by acv27joy
22nd May 2018
7:35 PM
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ICSE X Physics Machines
PLEASE TELL c
Asked by siddharthjaiswal1122
2nd January 2019
11:34 AM
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ICSE X Physics Machines
(ii) Why should the lower block of this pulley system be of negligible weight?
Asked by ax1547208
4th March 2019
3:35 PM
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ICSE X Physics Machines
Combination of pulleys
Asked by bindragusain123
17th April 2019
8:01 PM
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ICSE X Physics
Why does a single movable pulley acts as a force multiplier
Asked by sarikaguleria14
14th May 2019
11:40 PM
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ICSE X Physics Machines
explain abt pulleys
Asked by 01ashwiniashu
18th February 2023
1:09 PM
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