1
MHT CET 2020 19th October Evening Shift
MCQ (Single Correct Answer)
+1
-0

A body of mass 64 g is made to oscillate turn by turn on two different springs $A$ and $B$. Spring $A$ and $B$ has force constant $4 \frac{\mathrm{~N}}{\mathrm{~m}}$ and $16 \frac{\mathrm{~N}}{\mathrm{~m}}$ respectively. If $T_1$ and $T_2$ are period of oscillations of springs $A$ and $B$ respectively, then $\frac{T_1+T_2}{T_1-T_2}$ will be

A
$1: 2$
B
$1: 3$
C
$3: 1$
D
$2: 1$
2
MHT CET 2020 16th October Evening Shift
MCQ (Single Correct Answer)
+1
-0

The damping force of an oscillator is directly proportional to the velocity. The unit of constant of proportionality is

A
$$\mathrm{kg}~ \mathrm{ms}^{-1}$$
B
$$\mathrm{kg} ~\mathrm{s}^{-1}$$
C
$$\mathrm{kg} ~\mathrm{ms}^{-2}$$
D
kg-s
3
MHT CET 2020 16th October Evening Shift
MCQ (Single Correct Answer)
+1
-0

A particle performs simple harmonic motion with period of 3 s . The time taken by it to cover a distance equal to half the amplitude from mean position is [$$\sin 30^{\circ}=0.5$$]

A
$$\frac{1}{4} \mathrm{~s}$$
B
$$\frac{3}{2} \mathrm{~s}$$
C
$$\frac{3}{4} \mathrm{~s}$$
D
$$\frac{1}{2} \mathrm{~s}$$
4
MHT CET 2020 16th October Evening Shift
MCQ (Single Correct Answer)
+1
-0

A simple pendulum of length $$I$$ has a bob of mass $$m$$. It executes SHM of small amplitude A. The maximum tension in the string is ($$g=$$ acceleration due to gravity)

A
$$m g$$
B
$$m g\left(\frac{A^2}{I^2}+1\right)$$
C
2 mg
D
$$m g\left(\frac{A}{I}+1\right)$$
MHT CET Subjects
EXAM MAP