**Option A:** 3.5 x 10-3 J

**Option B:** 3.5 x 104 J

**Option C:** 3.5 x 106 J

**Option D:** 3.5 x 109 J

**Correct Answer: **3.5 x 10-3 J ✔

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**Option A:** Twice

**Option B:** Thrice

**Option C:** Four times

**Option D:** Sixteen times

**Correct Answer: **Four times ✔

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**Option A:** 0.125 J

**Option B:** 0.250 J

**Option C:** 0.50 J

**Option D:** 1 J

**Correct Answer: **0.250 J ✔

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**Option A:** direct combustion

**Option B:** fermentation

**Option C:** both A and B

**Option D:** none of these

**Correct Answer: **both A and B ✔

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**Option A:** rotory

**Option B:** photovoltaic

**Option C:** galvanic

**Option D:** non of these

**Correct Answer: **photovoltaic ✔

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**Option A:** non-renewable

**Option B:** stable

**Option C:** renewable

**Option D:** none of the above

**Correct Answer: **renewable ✔

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**Option A:** non-conservative force

**Option B:** conservative force

**Option C:** both A and B

**Option D:** none of these

**Correct Answer: **non-conservative force ✔

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**Option A:** area

**Option B:** work done

**Option C:** power

**Option D:** none of these

**Correct Answer: **work done ✔

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**Option A:** man does more work than child

**Option B:** child does more work than man

**Option C:** both do the same amount of work

**Option D:** it is a foolish question

**Correct Answer: **child does more work than man ✔

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**Option A:** Kinetic energy increases

**Option B:** P.E. between them increases

**Option C:** P.E. between them decreases

**Option D:** P.E. between tem does not change

**Correct Answer: **B. P.E. between them increases ✔

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**Option A:** V esc = 1/2Vo

**Option B:** V esc = -2 Vo

**Option C:** V esc = Vo

**Option D:** V esc = 2Vo

**Correct Answer: **V esc = -2 Vo ✔

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**Option A:** torque

**Option B:** angular momentum

**Option C:** linear momentum

**Option D:** power

**Correct Answer: **torque ✔

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**Option A:** 36 x 106 J

**Option B:** 36 x 1012 J

**Option C:** 36 x 109 J

**Option D:** 36 x 108 J

**Correct Answer: **36 x 108 J ✔

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**Option A:** its K.E is doubled

**Option B:** its acceleration is doubled

**Option C:** its P.E is doubled

**Option D:** its momentum is doubled

**Correct Answer: **its momentum is doubled ✔

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**Option A:** no formula

**Option B:** a formula mgh only

**Option C:** a formula

**Option D:** no general formula

**Correct Answer: **no general formula ✔

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**Option A:** Earth

**Option B:** Neptune

**Option C:** Jupiter

**Option D:** Moon

**Correct Answer: **Jupiter ✔

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**Option A:** once

**Option B:** twice

**Option C:** four time

**Option D:** eight time

**Correct Answer: **twice ✔

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**Option A:** change in its K.E always

**Option B:** change in its P.E always

**Option C:** change in its K.E and change in its P.E

**Option D:** neither change in K.E and nor change in its P.E

**Correct Answer: **change in its K.E and change in its P.E ✔

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**Option A:** displacement

**Option B:** acceleration

**Option C:** power

**Option D:** energy

**Correct Answer: **power ✔

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**Option A:** 1 hp = 546 watts

**Option B:** 1 hp = 746 watts

**Option C:** 1 hp = 1000 watts

**Option D:** 1 hp = 946 watts

**Correct Answer: **1 hp = 746 watts ✔

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**Option A:** frictional force

**Option B:** gravitational force

**Option C:** elastic force

**Option D:** centripetal force

**Correct Answer: **centripetal force ✔

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**Option A:** electric field

**Option B:** conservative field

**Option C:** electromagnetic field

**Option D:** gravitational field

**Correct Answer: **conservative field ✔

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**Option A:** 1.44kw/m2

**Option B:** 1.4kw/m2

**Option C:** 1 kw/m2

**Option D:** none

**Correct Answer: **1 kw/m2 ✔

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**Option A:** sun

**Option B:** earth

**Option C:** both A and B

**Option D:** moon

**Correct Answer: **moon ✔

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**Option A:** power

**Option B:** work

**Option C:** impulse

**Option D:** torque

**Correct Answer: **power ✔

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**Option A:** [ML2T-3]

**Option B:** [ML2T-2]

**Option C:** [ML2T3]

**Option D:** none of these

**Correct Answer: **[ML2T-3] ✔

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**Option A:** positive

**Option B:** negative

**Option C:** zero

**Option D:** none of these

**Correct Answer: **negative ✔

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**Option A:** heat energy to K.E

**Option B:** elastic P.E to K.E

**Option C:** elemical energy to elastic P.E

**Option D:** K.E to elastic P.E.

**Correct Answer: **elastic P.E to K.E ✔

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**Option A:** 1600 ms-1

**Option B:** 50.6 ms-1

**Option C:** 71.6 ms-1

**Option D:** 2263ms-1

**Correct Answer: **50.6 ms-1 ✔

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**Option A:** 4.2 km S-1

**Option B:** 7.5 km S-1

**Option C:** 9.5 km S-1

**Option D:** 1.1 km S-1

**Correct Answer: **1.1 km S-1 ✔

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**Option A:** 120 J

**Option B:** 60 J

**Option C:** 30 J

**Option D:** 0.02 J

**Correct Answer: **120 J ✔

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**Option A:** friction

**Option B:** electric

**Option C:** gravitational

**Option D:** magnetic

**Correct Answer: **friction ✔

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**Option A:** momentum increases 4 times and K.E increases 2 times

**Option B:** momentum and K.E. remain same

**Option C:** momentum increases 2 times and K.E increases constant

**Option D:** momentum increases 2 times and K.E increases 4 time

**Correct Answer: **momentum increases 2 times and K.E increases 4 time ✔

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**Option A:** always positive

**Option B:** always negative

**Option C:** positive only for small frictional force

**Option D:** positive only for large frictional force

**Correct Answer: **always negative ✔

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**Option A:** decay of radioactive element in the earth

**Option B:** compression of material in the earth

**Option C:** residual lost of the earth

**Option D:** all as said in A – B and C

**Correct Answer: **D. all as said in A – B and C ✔

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**Option A:** its mass

**Option B:** the angle at which it is thrown

**Option C:** both its mass and the angle at which it is thrown

**Option D:** gravitational field of earth

**Correct Answer: **its mass ✔

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**Option A:** force into small interval

**Option B:** displacement into small interval

**Option C:** both force and displacement into small intervals

**Option D:** force into small and displacement into large intervals

**Correct Answer: **displacement into small interval ✔

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**Option A:** Proton

**Option B:** electron

**Option C:** neutron

**Option D:** a-particle

**Correct Answer: **electron ✔

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**Option A:** any rate

**Option B:** at variable rate

**Option C:** at uniform rate

**Option D:** at high rate

**Correct Answer: **at uniform rate ✔

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**Option A:** 38.2 J

**Option B:** 392.1 J

**Option C:** 39.2 J

**Option D:** 3.92 J

**Correct Answer: **39.2 J ✔

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**Option A:** zero

**Option B:** minimum

**Option C:** infinity

**Option D:** maximum

**Correct Answer: **maximum ✔

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