2020 MHT-CET PCM SET - 01 - Maharashtra Board STD 12 Science MHT - CET Questions

150

Questions

1

Question groups

5

Question types

01

MCQ

150 Q→

Sample Questions

2020 MHT-CET PCM SET - 01 questions

One sample from each question group in this chapter. Select any group above to see the full set with answer keys.

Q 1MCQ1 Mark

A moving body is covering distances which are proportional to square of the time. Then, the acceleration of the body is ____________.

A
increasing
B
decreasing
C
zero
✓
constant but not zero

Answer: D.

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Q 2MCQ1 Mark

An iron rod is placed parallel to magnetic field of intensity $2000 \ A / m$. The magnetic flux through the rod is $6 \times 10^{-4} \ Wb$ and its cross$-$sectional area is $3 \ cm ^2$. The magnetic permeability of the rod in $\frac{ Wb }{ A - m }$ is $.......$

A
$10^{−1}$
B
$10^{−4}$
✓
$10^{−3}$
D
$10^{−2}$

Answer: C.

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Q 3MCQ1 Mark

Two rods of same material and volume having circular cross-section are subjected to tension T. Within the elastic limit, same force is applied to both the rods. Diameter of the first rod is half of the second rod, then the extensions of first rod to second rod will be in the ratio

A
32 : 1
B
16 : 1
✓
2 : 1
D
4 : 1

Answer: C.

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Q 4MCQ1 Mark

A body of mass 2 kg is acted upon by two forces each of magnitude 1 N and inclined at 60° with each other. The acceleration of the body in m/s is ____________. [cos 60° = 0.5]