1
MHT CET 2021 21th September Evening Shift
MCQ (Single Correct Answer)
+1
-0

Three bodies P, Q and R have masses 'm' kg, '2m' kg and '3m' kg respectively. If all the bodies have equal kinetic energy, then greater momentum will be for body/bodies.

A
Q
B
R
C
P and Q
D
P
2
MHT CET 2021 21th September Evening Shift
MCQ (Single Correct Answer)
+1
-0

Equal volumes of two gases are kept in different containers having densities in the ratio 1 : 16. They exert equal pressures on the wall of their respective containers. Then the ratio of their r.m.s. velocities is

A
16 : 1
B
1 : 8
C
4 : 1
D
1 : 12
3
MHT CET 2021 21th September Evening Shift
MCQ (Single Correct Answer)
+1
-0

In Young's experiment, fringes are obtained on a screen placed at a distance $$75 \mathrm{~cm}$$ from the slits. When the separation between two narrow slits is doubled, then the fringe width is decreased. In order to obtain the initial fringe width, the screen should be moved through.

A
$$150 \mathrm{~cm}$$ away from the slits.
B
$$75 \mathrm{~cm}$$ towards the slits.
C
$$75 \mathrm{~cm}$$ away from slits.
D
$$150 \mathrm{~cm}$$ towards the slits.
4
MHT CET 2021 21th September Evening Shift
MCQ (Single Correct Answer)
+1
-0

Combination of NAND gates is shown in the figure. It is equivalent to

MHT CET 2021 21th September Evening Shift Physics - Semiconductor Devices and Logic Gates Question 114 English

A
AND gate
B
NOR gate
C
OR gate
D
X-OR gate
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