1
MHT CET 2022 11th August Evening Shift
MCQ (Single Correct Answer)
+1
-0

A door $$1.2 \mathrm{~m}$$ wide requires a force of $$1 \mathrm{~N}$$ to be applied perpendicular at the free end to open or close it. The perpendicular force required at a point $$0.2 \mathrm{~m}$$ distant from the hinges for opening or closing the door is

A
3.6 N
B
2.4 N
C
1.2 N
D
6.0 N
2
MHT CET 2021 24th September Morning Shift
MCQ (Single Correct Answer)
+1
-0

A spring balance is attached to the ceiling of a lift. A man hangs his bag on the spring and the spring balance reads $$49 \mathrm{~N}$$, when the lift is stationary. If the lift moves downward with an acceleration of $$5 \mathrm{~m} / \mathrm{s}^2$$, the reading of the spring balance will be $$(\mathrm{g}=9.8 \mathrm{~m} / \mathrm{s}^2)$$

A
74 N
B
15 N
C
24 N
D
49 N
3
MHT CET 2021 20th September Morning Shift
MCQ (Single Correct Answer)
+1
-0

The weight of a man in a lift moving upwards with an acceleration 'a' is 620 N. When the lift moves downwards with the same acceleration, his weight is found to be 340 N. The real weight of the man is

A
620 N
B
680 N
C
380 N
D
480 N
4
MHT CET 2020 16th October Morning Shift
MCQ (Single Correct Answer)
+1
-0

A body of mass $$2 \mathrm{~kg}$$ is acted upon by two forces each of magnitude $$1 \mathrm{~N}$$ and inclined at $$60^{\circ}$$ with each other. The acceleration of the body in $$\mathrm{m} / \mathrm{s}$$ is [$$\cos 60^{\circ}=0.5$$]

A
$$\sqrt{0.75}$$
B
$$\sqrt{0.65}$$
C
$$\sqrt{0.20}$$
D
$$\sqrt{0.35}$$
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