1
MHT CET 2023 10th May Morning Shift
MCQ (Single Correct Answer)
+1
-0

If the length of stretched string is reduced by $$40 \%$$ and tension is increased by $$44 \%$$ then the ratio of final to initial frequencies of stretched string is

A
$$2: 1$$
B
$$3: 2$$
C
$$3: 4$$
D
$$1: 3$$
2
MHT CET 2023 10th May Morning Shift
MCQ (Single Correct Answer)
+1
-0

A square loop of area $$25 \mathrm{~cm}^2$$ has a resistance of $$10 \Omega$$. This loop is placed in a uniform magnetic field of magnitude $$40 \mathrm{~T}$$. The plane of loop is perpendicular to the magnetic field. The work done in pulling the loop out of the magnetic field slowly and uniformly in one second, will be

A
$$1 \times 10^{-4} \mathrm{~J}$$
B
$$1.0 \times 10^{-3} \mathrm{~J}$$
C
$$5 \times 10^{-3} \mathrm{~J}$$
D
$$2.5 \times 10^{-3} \mathrm{~J}$$
3
MHT CET 2023 10th May Morning Shift
MCQ (Single Correct Answer)
+1
-0

Two capacitors $$\mathrm{C}_1=3 \mu \mathrm{F}$$ and $$\mathrm{C}_2=2 \mu \mathrm{F}$$ are connected in series across d.c. source of $$100 \mathrm{~V}$$. The ratio of the potential across $$C_2$$ to $$C_1$$ is

A
$$2: 3$$
B
$$3: 2$$
C
$$6: 5$$
D
$$5: 6$$
4
MHT CET 2023 10th May Morning Shift
MCQ (Single Correct Answer)
+1
-0

To obtain the truth-table shown, from the following logic circuit, the gate G should be

MHT CET 2023 10th May Morning Shift Physics - Semiconductor Devices and Logic Gates Question 141 English

A
AND
B
NAND
C
OR
D
NOR
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