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A uniform circular plate of uniform thickness has a diameter of 56 cm. A circular portion of diameter 42 cm is removed from the edge of the plate. Find the position of the centre of mass of the remaining portion.

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A circular plate of unifrom thickness has a diameter of 56 cm . A circular portion of diameter 42 cm is removed from the edge of the plate as shown in Fig. Find the position of centre of mass of the remaining portion.

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NN GHOSH-MOMENT, TORQUE, EQUILIBRIUM OF BODIES-Exercises
  1. A uniform circular plate of uniform thickness has a diameter of 56 cm....

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  2. Find the centre of gravity of a thin wire bent to a semicircle of radi...

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  3. Two like parallel forces P and Q act at the ends of a strianght ruler ...

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  4. A circular section of radius r si cut out of a uniform disc of radius ...

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  5. A cylindrical vessel of radius 1 m and height 2 m is half filled with ...

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  6. Find the centre mass of the following L and T-shaped planks with refer...

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  7. Find the CG of :(a) a cone of height h from the base,(b) a hemisphere ...

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  8. A solid of uniform density is made of a hemisphere and a right circula...

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  9. A particle of mass m is placed upon the smooth face of a prism, also o...

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  10. Suppose you have to pile up uniform bricks to erect an inclined wall b...

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  11. What is the maximum offset that can obtain by piling up four identical...

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  12. A flexible chain of weight W hangs between two fixed points A and B at...

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  13. A thin horizontal bar AB of negligible mass and length l is hinged to ...

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  14. A 50 -kg plank of length 6 m rests on the ground at one end on a frict...

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  15. The step-ladder shown in figure 6.11 is 8 m long and hinged at C.BD i...

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  16. Two particles P and Q are initially at rest and 1 m aparts. P has a ma...

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  17. A table has a heavy circular top of radius 1 m and mass 20 kg . It ha...

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  18. A pulley fixed to the ceiling carries a thread with bodies of masses ...

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  19. A man weighting 60 kgis standing at the centre of a flat boat and he i...

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  20. A block of mass M with a semicircualr of radius R, rests on a horizont...

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  21. In the system shown in Figure 6.13 P and Q are in equilibrium . If P i...

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