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

Which one of the following equations specifies an isobaric process? $$[Q=$$ heat supplied $$\Delta P, \Delta V$$ and $$\Delta T$$ are change in pressure, volume and temperature respectively]

A
$$Q=0$$
B
$$\Delta \mathrm{T}=0$$
C
$$\Delta \mathrm{V}=0$$
D
$$\Delta \mathrm{P}=0$$
2
MHT CET 2021 21th September Morning Shift
MCQ (Single Correct Answer)
+1
-0

A simple harmonic progressive wave is given by $$Y=Y_0 \sin 2 \pi\left(n t-\frac{x}{\lambda}\right)$$. If the wave velocity is $$\left(\frac{1}{8}\right)^{\text {th }}$$ the maximum particle velocity then the wavelength is

A
$$\frac{\pi Y_0}{2}$$
B
$$\frac{\pi Y_0}{4}$$
C
$$\frac{\pi \mathrm{Y}_0}{8}$$
D
$$\frac{\pi Y_0}{16}$$
3
MHT CET 2021 21th September Morning Shift
MCQ (Single Correct Answer)
+1
-0

In a meter bridge experiment, the balance point is obtained at length $$\ell_1 \mathrm{~cm}$$ from left end when resistances in the left gap and right gap are $$5 \Omega$$ and $$R \Omega$$ respectively. When the resistance $$R$$ is shunted with equal resistance, the new balance point is at $$1.6 \ell_1$$. The resitance $$R$$ in ohm is

A
25
B
15
C
10
D
20
4
MHT CET 2021 21th September Morning Shift
MCQ (Single Correct Answer)
+1
-0

In the graphical representation of e.m.f. '$$\mathrm{e}$$' and current '$$\mathrm{i}$$' versus '$$\omega \mathrm{t}$$' for an a.c. circuit, both emf and current reach zero, minimum and maximum value at the same time. The circuit element connected to the source will be

A
pure capacitor
B
combination of capacitor and inductor
C
pure resistor
D
pure inductor
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