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Gayatri Sundaram
Asked: 2022-11-07T12:18:49+05:30 In:

A plank `P` is placed on a solid cylinder `S`, which rolls on a horizontal surface. The two are of equal mass. There is no slipping at any of the surfaces in contact. The ratio of kinetic energy of `P` to the kinetic energy of `S` is:
image
A. `1:1`
B. `2:1`
C. `8:3`
D. `11:8`

A plank `P` is placed on a solid cylinder `S`, which rolls on a horizontal surface. The two are of equal mass. There is no slipping at any of the surfaces in contact. The ratio of kinetic energy of `P` to the kinetic energy of `S` is:
image
A. `1:1`
B. `2:1`
C. `8:3`
D. `11:8`
Parabola
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  1. Correct Answer – C
    `KE` of `P=1/2m(2v)^(2)=2mv^(2)`
    `KE` of `S=1/2mv^(2)+1/2Iomega^(2)=3/4mv^(2)implies (KE “of” P)/(KE “of” S)=8/3`

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Akanksha Sabharwal
Asked: 2022-11-02T21:40:46+05:30 In:

A plank `P` is placed on a solid cylinder `S`, which rolls on a horizontal surface. The two are of equal mass. There is no slipping at any of the surfaces in contact. The ratio of kinetic energy of `P` to the kinetic energy of `S` is:
image
A. `1:1`
B. `2:1`
C. `8:3`
D. `5:3`

A plank `P` is placed on a solid cylinder `S`, which rolls on a horizontal surface. The two are of equal mass. There is no slipping at any of the surfaces in contact. The ratio of kinetic energy of `P` to the kinetic energy of `S` is:
image
A. `1:1`
B. `2:1`
C. `8:3`
D. `5:3`
Parabola
Leave an answer

Leave an answer

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1 Answer

  1. Correct Answer – C

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