**Option A:** Vibratory motion

**Option B:** Linear motion

**Option C:** Rotatory motion

**Option D:** Angular motion

**Correct Answer: **Angular motion ✔

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**Option A:** 365 days

**Option B:** 730 days

**Option C:** 329 days

**Option D:** 129 days

**Correct Answer: **129 days ✔

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**Option A:** 9.8 N

**Option B:** 19.6 N

**Option C:** 129.4 N

**Option D:** 39.2 N

**Correct Answer: **39.2 N ✔

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**Option A:** An inertial frame of reference

**Option B:** Non-inertial frame

**Option C:** Neither inertial nor non-inertial

**Option D:** Both inertial and non-inertial

**Correct Answer: **Non-inertial frame ✔

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**Option A:** Venus

**Option B:** Mercury

**Option C:** Uranus

**Option D:** Sun

**Correct Answer: **Venus ✔

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**Option A:** Einstein

**Option B:** Galileo

**Option C:** Newtons

**Option D:** Plank

**Correct Answer: **Newtons ✔

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**Option A:** mg

**Option B:** mg – ma

**Option C:** mg + ma

**Option D:** mg – ma

**Correct Answer: **mg ✔

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**Option A:** At the highest point

**Option B:** At the lowest point

**Option C:** At any point during motion

**Option D:** At the point where gravity is not acting

**Correct Answer: **At the lowest point ✔

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**Option A:** F=ma

**Option B:** F=τp/It

**Option C:** Στ = I α

**Option D:** All above

**Correct Answer: **Στ = I α ✔

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**Option A:** π /3 x r

**Option B:** π/6 x r

**Option C:** V/30 x r

**Option D:** π / 180 x r

**Correct Answer: **π/6 x r ✔

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**Option A:** the centripetal force upon him is less than limiting friction

**Option B:** the centripetal force upon him is greater than limiting friction

**Option C:** the centripetal force upon him is equal to the limiting friction

**Option D:** the friction between the tyres of the cycle and road vanishes

**Correct Answer: **the centripetal force upon him is greater than limiting friction ✔

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**Option A:** 7.3 x 10 radians/second

**Option B:** 7.3 x 5 radians/second

**Option C:** 3.7 x 10 7.3 x 5 radians/second

**Option D:** 7.3 x 10-5 radians/second

**Correct Answer: **7.3 x 10-5 radians/second ✔

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**Option A:** Elliptical path

**Option B:** Circular path

**Option C:** Parabolic path

**Option D:** Rectilinear path

**Correct Answer: **Rectilinear path ✔

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**Option A:** 4 rad. S-1

**Option B:** 5 rad. S-1

**Option C:** 1.6 rad. S-1

**Option D:** 2.8 ms-1

**Correct Answer: **5 rad. S-1 ✔

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**Option A:** Gravitational force

**Option B:** Frictional force

**Option C:** Coulomb force

**Option D:** Centripetal force

**Correct Answer: **Gravitational force ✔

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**Option A:** Mass of the jumper

**Option B:** Height of jump

**Option C:** Angle of projection

**Option D:** None

**Correct Answer: **Angle of projection ✔

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**Option A:** Maximum

**Option B:** Zero

**Option C:** Equal to the weight of the stone

**Option D:** Less than the weight of the stone

**Correct Answer: **Equal to the weight of the stone ✔

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## When a body moves in a circle of radius r with linear speed V its centripetal force is__________?

**Option A:** mV/r2

**Option B:** mV/r

**Option C:** mV2/r

**Option D:** mV2/r2

**Correct Answer: **mV2/r ✔

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**Option A:** Maximum work

**Option B:** Minimum work

**Option C:** Negative work

**Option D:** No work

**Correct Answer: **No work ✔

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**Option A:** Mass of a body

**Option B:** Velocity of body

**Option C:** The tension in the string

**Option D:** Centripetal acceleration

**Correct Answer: **The tension in the string ✔

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**Option A:** a = a x r

**Option B:** a = r x a

**Option C:** a = a x r

**Option D:** r = a x a

**Correct Answer: **a = a x r ✔

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**Option A:** π radian

**Option B:** 2π radian

**Option C:** π/2 radian

**Option D:** 4π radian

**Correct Answer: **π radian ✔

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**Option A:** along the axis of rotation

**Option B:** along the tangent

**Option C:** directed towards the centre

**Option D:** directed away from the centre

**Correct Answer: **along the tangent ✔

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**Option A:** T = πv

**Option B:** T = πw

**Option C:** T = 2πr

**Option D:** T = 2πr/v

**Correct Answer: **T = 2πr ✔

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**Option A:** 67.3°

**Option B:** 57.3°

**Option C:** 87.3°

**Option D:** 60°

**Correct Answer: **57.3° ✔

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**Option A:** material objects only

**Option B:** material objects and electromagnetic radiation only

**Option C:** electromagnetic radiations

**Option D:** none of the above

**Correct Answer: **material objects and electromagnetic radiation only ✔

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**Option A:** 42000km

**Option B:** 36000km

**Option C:** 24000 km

**Option D:** 18000 km

**Correct Answer: **42000km ✔

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**Option A:** 3 hours

**Option B:** 6 hours

**Option C:** 12 hours

**Option D:** 24 hours

**Correct Answer: **24 hours ✔

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**Option A:** 8 Kms-1

**Option B:** 8.1 Kms-1

**Option C:** 7.9 Kms-1

**Option D:** 8 ms-1

**Correct Answer: **7.9 Kms-1 ✔

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**Option A:** K.E hoop = K.E disc

**Option B:** K.E hoop = 2K.E disc

**Option C:** K.E hoop = 1/2K.E disc

**Option D:** K.E hoop = 4K.E disc

**Correct Answer: **K.E hoop = 2K.E disc ✔

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**Option A:** its translational K.E

**Option B:** half than its translational K.E

**Option C:** double than its translational K.E

**Option D:** four times than its translational K.E

**Correct Answer: **its translational K.E ✔

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