1
VITEEE 2024
MCQ (Single Correct Answer)
+1
-0

A germanium crystal is doped with arsenic atoms and indium atoms simultaneously. Number of arsenic atoms used $=5 \times 10^{22}$ per $\mathrm{m}^3$ and number of indium atoms used $=5 \times 10^{20}$ per $\mathrm{m}^3$, then resulting crystal is a/an

A
p-n junction
B
p-type semiconductor
C
$n$-type semiconductor
D
Depends on number of germanium atoms in given sample.
2
VITEEE 2024
MCQ (Single Correct Answer)
+1
-0

In a car lift, compressed air exerts a force $F_1$ on a small piston having a radius of 5.0 cm . This pressure is transmitted to a second piston of radius 10.0 cm . If the mass of the car to be lifted is 1350 kg . The force on a small piston is

A
1470 N
B
1480 N
C
1490 N
D
1500 N
3
VITEEE 2024
MCQ (Single Correct Answer)
+1
-0

The magnitude of resistance $X$ in the circuit shown below in the figure, when no current flows through the $5 \Omega$ resistor, is

VITEEE 2024 Physics - Current Electricity Question 1 English

A
3$\Omega$
B
4$\Omega$
C
6 $\Omega$
D
8 $\Omega$
4
VITEEE 2024
MCQ (Single Correct Answer)
+1
-0

A current carrying conductor experiences maximum force in magnetic field when the angle between current element and direction of magnetic field is

A
$0^{\circ}$
B
$45^{\circ}$
C
$90^{\circ}$
D
$180^{\circ}$
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