1
MHT CET (PCB) 2025 9th April Evening Shift
MCQ (Single Correct Answer)
+1
-0

The angular separation between the minute hand and the hour hand of clock 40 minutes passed after $12 \mathrm{p} . \mathrm{m}$. is

A

$120^{\circ}$

B

$110^{\circ}$

C

$90^{\circ}$

D

$220^{\circ}$

2
MHT CET (PCB) 2025 9th April Evening Shift
MCQ (Single Correct Answer)
+1
-0

For a p-type semiconductor, the relation between the number density ' $\mathrm{n}_{\mathrm{h}}$ ' and ' $\mathrm{n}_{\mathrm{e}}$ ' is

A

$\mathrm{n}_{\mathrm{e}}=\mathrm{n}_{\mathrm{h}}$

B

$n_h \gg n_e$

C

$\mathrm{n}_{\mathrm{h}} \ll \mathrm{n}_{\mathrm{e}}$

D

$\mathrm{n}_{\mathrm{h}}=\mathrm{n}_{\mathrm{e}}=0$

3
MHT CET (PCB) 2025 9th April Evening Shift
MCQ (Single Correct Answer)
+1
-0

If 80 J of work is required in moving an electric charge of ' 2 C ' from a point where potential is " -8 V ' to another point where potential is ' $V$ ' volt, the value of ' $V$ ' is

A

8 V

B

16 V

C

32 V

D

40 V

4
MHT CET (PCB) 2025 9th April Evening Shift
MCQ (Single Correct Answer)
+1
-0

A rod of circular cross-sectional area A and length $L$ is wound uniformly with $n$ turns of an insulated wire. If current flowing through the windings is I, the total magnetic flux produced inside windings is $\phi$. The relative permeability of the rod is ( $\mathrm{N}=$ number of turns per unit length) $\left(\mu_0=\right.$ permeability of vacuum $)$

A

$\frac{\phi \mathrm{L}}{\mu_0 \mathrm{NIA}}$

B

$\frac{\phi}{\mu_0 \text { INAL }}$

C

$\frac{\mu_0 \mathrm{IAN}}{\phi \mathrm{L}}$

D

$\frac{\mu_0 \mathrm{NA}}{\phi \mathrm{LI}}$