1
MHT CET 2025 20th April Evening Shift
MCQ (Single Correct Answer)
+1
-0
A particle executes a linear S.H.M. In two of its positions the velocities are $\mathrm{V}_1, \mathrm{~V}_2$ and accelerations are $\mathrm{a}_1$ and $\mathrm{a}_2$ respectively $\left(0
A
$\frac{V_1^2-V_2^2}{a_1-a_2}$
B
$\frac{V_2^2-V_1^2}{a_1-a_2}$
C
$\frac{V_1^2-V_2^2}{a_1+a_2}$
D
$\frac{v_2^2-v_1^2}{\left(a_1^2+a_2^2\right)}$
2
MHT CET 2025 20th April Evening Shift
MCQ (Single Correct Answer)
+1
-0

An ideal transformer converts 220 a.c. to 3.3 kV a.c. to transmit a power of 4.4 kW . If primary coil has 600 turns then alternating current in secondary coil is

A
$\frac{5}{3} \mathrm{~A}$
B
$\frac{1}{4} \mathrm{~A}$
C
$\frac{4}{3} \mathrm{~A}$
D
$\frac{2}{3} \mathrm{~A}$
3
MHT CET 2025 20th April Evening Shift
MCQ (Single Correct Answer)
+1
-0

Only $4 \%$ of the total current in the circuit passes through a galvanometer. If the resistance of the galvanometer is G , then the shunt resistance connected to the galvanometer is

A
$\frac{\mathrm{G}}{25}$
B
$\frac{\mathrm{G}}{24}$
C
24 G
D
25 G
4
MHT CET 2025 20th April Evening Shift
MCQ (Single Correct Answer)
+1
-0

In hydrogen atom spectrum, when an electron jumps from second excited state to the first excited state, the wavelength of radiation emitted is ' $\lambda$ '. If the electron jumps from the third excited state to the second orbit, the wavelength of radiation emitted will be $\frac{20 \lambda}{x}$. The value of $x$ is

A
18
B
27
C
21
D
36
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