Question
_________ Charge is produced by friction.
✓
Answer
Explanation:
The stationary charge (i.e static electricity) is produced by friction.
The stationary charge (i.e static electricity) is produced by friction.
- Stationary
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
If the following input signal is sent through a $PN-$junction diode, then the output signal across $R_L$ will be
→If the frequency of an A.C is made 4 times of its initial value, the inductive reactance will.
A copper ring is held horizontally and a bar magnet is dropped through the ring with its length along the axis of the ring. The acceleration of the falling magnet while it is passing through the ring is(a) Equal to that due to gravity (b) Less than that due to gravity(c) More than that due to gravity(d) Depends on the diameter of the ring and the length of the magnet
Whenever light travels from denser medium to a rarer medium:
In the depletion region of an unbiased P-N junction diode there are (a) Only electrons(b) Only holes(c) Both electrons and holes(d) Only fixed ions
A potentiometer wire has length $10 m$ and resistance $20 \Omega$. A $2.5 V$ battery of negligible internal resistance is connected across the wire with an $80 \Omega$ series resistance. The potential gradient on the wire will be
→The anode of a thermionic diode is connected to the negative terminal of a battery and the cathode to its positive terminal:
- No appreciable current will pass through the diode.
- A large current will pass through the diode from the anode to the cathode.
- A large current will pass through the diode from the cathode to the anode.
- The diode will be damaged.
In a white light spectrum produced by dispersion of light through a prism the ray that is deviated least is :
Nucleus of an atom whose atomic mass is 24 consists of:
The part of a transistor which is heavily doped to produce a large number of majority carriers, is(a) Base(b) Emitter(c) Collector(d) None of these