1
MHT CET 2021 22th September Morning Shift
MCQ (Single Correct Answer)
+1
-0

A body performing uniform circular motion of radius 'R' has frequency 'n'. It centripetal acceleration is

A
8 $$\pi^2$$nR$$^2$$
B
4 $$\pi^2$$n$$^2$$R
C
4 $$\pi^2$$n$$^2$$R$$^2$$
D
8 $$\pi^2$$n$$^2$$R
2
MHT CET 2021 22th September Morning Shift
MCQ (Single Correct Answer)
+1
-0

For a gas molecule with 6 degrees of freedom, which one of the following relation between gas constant '$$\mathrm{R}$$' and molar specific heat '$$\mathrm{C}_{\mathrm{v}}$$' is correct?

A
$$R=\frac{C_v}{3}$$
B
$$\mathrm{R}=\frac{5 \mathrm{C}_{\mathrm{v}}}{4}$$
C
$$\mathrm{R}=\frac{\mathrm{C}_{\mathrm{v}}}{2}$$
D
$$\mathrm{R}=\frac{3 \mathrm{C}_{\mathrm{v}}}{4}$$
3
MHT CET 2021 22th September Morning Shift
MCQ (Single Correct Answer)
+1
-0

When the battery across the plates of a charged condenser is disconnected and a dielectric slab is introduced between its plates then the energy stored

A
becomes infinity
B
does not change
C
increases
D
decreases
4
MHT CET 2021 22th September Morning Shift
MCQ (Single Correct Answer)
+1
-0

The width of central maximum of a diffraction pattern on a single slit does not depend upon

A
frequency of light used
B
width of the slit
C
distance between slit and source
D
wavelength of light used
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