Zenor breakdown in a semiconductor diode occurs when
Zenor breakdown in a semiconductor diode occurs when Options (a) Forward current exceeds certain value (b) Reverse bias exceeds certain…
7 years ago
UP2002
Masses of 3 wires of same metal are in the ratio 1:2:3 and their lengths
Masses of 3 wires of same metal are in the ratio 1:2:3 and their lengths are in the ratio 3:2:1.…
7 years ago
The cadmium rods are used in nuclear reactor to
The cadmium rods are used in nuclear reactor to Options (a) Speed up neutrons (b) Slow down neutrons (c) Emit…
7 years ago
The coefficient of performance of a Carnot refrigerator working between 30⁰C and 0⁰C is
The coefficient of performance of a Carnot refrigerator working between 30⁰C and 0⁰C is Options (a) 10 (b) 1 (c)…
7 years ago
A cricketer can throw a ball to a maximum horizontal distance of 100 m. With the same
A cricketer can throw a ball to a maximum horizontal distance of 100 m. With the same effort, he throws…
7 years ago
A body of weight W newton is at the surface of the earth.
A body of weight W newton is at the surface of the earth. Its weight at a height equal to…
7 years ago
For an ideal gas of diatomic molecules
For an ideal gas of diatomic molecules Options (a) Cp = 5R / 2 (b) Cv = 3R / 2…
7 years ago
Under constant pressure, graph between P and 1/V is a
Under constant pressure, graph between P and 1/V is a Options (a) parabola (b) hyperbola (c) straight line (d) circle…
7 years ago
The innermost orbit of hydrogen atom has a diameter 1.06Å. The diameter of tenth
The innermost orbit of hydrogen atom has a diameter 1.06Å. The diameter of tenth orbit is Options (a) 5.3 Å…
7 years ago
A charge of 40 µC is given to a capacitor having capacitance C=10 µF
A charge of 40 µC is given to a capacitor having capacitance C=10 µF. The stored energy in erg is…
7 years ago