MCQ
If a body is negatively charged, then it has.
- ✓Excess of electrons.
- BExcess of protons.
- CDeficiency of electrons.
- DDeficiency of neutrons
✓
Answer
Correct option: A.
Excess of electrons.
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
Two capacitors ${C_1} = 2\,\mu \,F$ and ${C_2}\, = \,6\,\mu \,F$ in series, are connected in parallel to a third capacitor ${C_3} = \,4\,\mu \,F$. This arrangement is then connected to a battery of $e.m.f.$ $=$ $2V$, as shown in the figure. How much energy is lost by the battery in charging the capacitors
→In the arrangement shown in figure, the current through $5\,\Omega$ resistor is ............. $A$
→Two electric dipoles of dipole moments $1.2 \times 10^{-30}\,cm$ and $2.4 \times 10^{-30}\,cm$ are placed in two difference uniform electric fields of strengths $5 \times 10^{4}\,NC ^{-1}$ and $15 \times 10^{4}\,NC ^{-1}$ respectively. The ratio of maximum torque experienced by the electric dipoles will be $\frac{1}{ x }$. The value of $x$ is $.....$
→How much work is required to carry a $6$ $\mu C$ charge from the negative terminal to the positive terminal of a $9\, V$ battery
→Finger prints are observed by the use of
Electric charge is uniformly distributed along a long straight wire of radius 1mm. The charge per cm length of the wire is Q coulomb. Another cylindrical surface of radius 50 cm and length 1m symmetrically encloses the wire as shown in the figure. The total electric flux passing through the cylindrical surface is
${ }_{92}^{238} U$ atom disintegrates to ${ }_{84}^{214} Po$ with a half of $45 \times 10^9$ years by emitting $\operatorname{six} \alpha-$ particles and $n$ electrons. Here, $n$ is
→A capacitor of capacitance C is charged to a potential V. The flux of the electric field through a closed surface enclosing the capacitor is:
Your are given three equal resistances. In how many combinations can they be arranged?
Assertion : The setting sun appears to be red.
Reason : Scattering of light is directly proportional to the wavelength.
Reason : Scattering of light is directly proportional to the wavelength.