MCQ
Symbolic representation of photodiode is
- A
- B
- ✓
- D
✓
Answer
Correct option: C.
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
Explore more
Similar questions
Sound waves in air cannot be polarized because:
A constant current i is maintained in a solenoid. Which of the following quantities will increase if an iron rod is inserted in the soleniod along axis?
The angular dispersion produced by a prism:
A constant voltage is applied between the two ends of a metallic wire. If both the length and the radius of the wire are doubled, the rate of heat developed in the wire(a) Will be doubled(b) Will be halved(c) Will remain the same(d) Will be quadrupled
The amplification factor of a triode is $20$ and trans$-$conductance is $3$ milli mho and load resistance $3 \times 10^4 \Omega$ then the voltage gain is
→Consider the situation shown in figure. If the switch is closed and after some time it is opened again, the closed loop will show:
- An anticlockwise current-pulse.
- A clockwise current-pulse.
- An anticlockwise current-pulse and then a clockwise current-pulse.
- A clockwise current-pulse and then an anticlockwise current-pulse.
Consider a mixture of oxygen and hydrogen kept at room temperature. AB compared to a hydrogen molecule an oxygen molecule hits the wall:
- With greater average speed.
- With smaller average speed.
- With greater average kinetic energy.
- With smaller average kinetic energy.
The insulated spheres of radii $R_1$ and $R_2$ having charges $Q_1$ and $Q_2$ respectively are connected to each other. There is
→An electromagnetic radiation has an energy of 13.2 keV. Then the radiation belongs to the region of.
Which group among the following is insulator?