MCQ
Like charges $........$ each other.
- AAttacks.
- ✓Repels.
- CBoth $a$ and $b.$
- DNone.
✓
Answer
Correct option: B.
Repels.
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
In the given circuit, the current through $5mH$ indicator in steady state is
→When the current through the electromagnet of a relay reaches a particular value.
In Young's double slit experiment, if the two slits are illuminated with separate sources, no interference pattern is observed because
For total internal reflection to take place, the angle of incidence i and the refractive index μ of the medium must satisfy the inequality
New SI unit of mass $1 \,kg$ is defined in terms of the difference in the masses of two ${ }^{133} Cs _{55}$ atoms. One of these atoms is in its ground state and the other in an excited state that has frequency of excitation close to $9.2 \times 10^9 \,Hz$. Number of atoms required to get $1 \,kg$ of mass this way is the order of (Planck's constant = $6.63 \times 10^{-34} \,J s ;$ mass of proton $=1.67 \times 10^{-27}$ $kg$; Avogadro number $=6.02 \times 10^{23}$ particles; speed of light $=3 \times 10^8 \,m / s$ )
→Two parallel wires in free space are $10\, cm$ apart and each carries a current of $10\, A$ in the same direction. The force one wire exerts on the other per metre of length is
→If ${l_1},\,{l_2},\,{l_3}$ are the lengths of the emitter, base and collector of a transistor then
→An $\alpha$-particle captures an electron. What does it change to?
→Three resistors each of 4Ω are connected together to form a network. The equivalent resistance of the network cannot be
Consider the following statements $A$ to $B$ and identify the correct answer
→A.Polarised light can be used to study the helical surface of nucleic acids.
B.Optics axis is a direction and not any particular line in the crystal