MCQ
Which is not an electrostatic phenomenon:
  • A
    Comb rubbed with hair attracts paper bits.
  • B
    A blanket in winters in dark when scrambled gives electrical sparks.
  • C
    Two people shaking hands feel a small spark in winters.
  • Heat is generated in a resistor carrying current.

Answer

Correct option: D.
Heat is generated in a resistor carrying current.

based on Joule's Law.
Rest are electrostatic phenomenon.

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Similar questions

Cathode rays are similar to visible light rays in that
A common transistor radio set requires $12\,V (D.C.)$ for its operation. The $D.C.$ source is constructed by using a transformer and a rectifier circuit, which are operated at $220\, V$ $(A.C.)$ on standard domestic $A.C.$ supply. The number of turns of secondary coil are $24,$ then the number of turns of primary are
What is the force (in $N$) between two small charged spheres having charges of $2 \times 10^{-7} \;C$ and $3 \times 10^{-7} \;C$ placed $30\; cm$ apart in air?
A magnetic needle kept parallel to a magnetic field requires a work W to be rotated by 60. The necessary torque required to keep the needle in this position is:
Photoelectric effect was successfully explained first by
The radius of hydrogen atom in its ground state is $5.3 \times 10^{-11}m.$ After collision with an electron it is found to have a radius of 21.2 \times 10^{-11}m.$ What is the principal quantum number n of the final state of the atom
A rod of ferromagnetic material with dimensions $10\, cm\times0.5\, cm\times0.2\, cm$ is placed in a magnetic field of strength $0.5\times10^4\, Am^{-1}$ as a result of which a magnetic moment of $5\, Am^2$ is produced in the rod. The value of magnetic induction will be....$T$
The angular momentum of electron in $n^{th}$ orbit is given by
The reading of ammeter in the following circuit will be....$mA$
An electron microscope is operated at $40\ kV$. The ratio of resolving power of this microscope and another one which uses yellow light of wavelength $6 × 10^{-7}\ m$, is