Download App

Electrostatic Potential and Capacitance — Physics STD 12 Science — Question

Gujarat BoardEnglish MediumSTD 12 SciencePhysicsElectrostatic Potential and Capacitance1 Mark
MCQ
A hollow copper sphere A and a solid sphere B of equal radius are charged with the same potential. The true statement is:
  • A
    Charge on sphere A will be more
  • B
    Charge on sphere B will be more
  • ✓
    Both will have equal charge
  • D
    Cannot be said with certainty.
✓

Answer

Correct option: C.
Both will have equal charge
(c)Both will have equal charge

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

Explore more

More "M.C.Q (1 Marks)" from Electrostatic Potential and Capacitance→Electrostatic Potential and Capacitance — all question types→Physics STD 12 Science question papers→Gujarat Board STD 12 Science question papers→Gujarat Board question paper generator→

Similar questions

If an object is placed 10 cm infront of a concave mirror of focal length 20 cm, the image will be

(a) Diminished, upright, virtual

(b) Enlarged, upright, virtual

(c) Diminished, inverted, real

(d) Enlarged, upright, real
→

A short pulse of white light is incident from air to a glass slab at normal incidence. After travelling through the slab, the first colour to emerge is:

→
A circular disc A of radius r is made from an iron plate of thickness (t) and another circular disc B of radius 4r is made from an iron plate of thickness $\frac{\text{t}}{4}.$ The relation between the moments of inertia IA and IB is:
  1. IA > IB
  2. IA = IB
  3. IA < IB
  4. Depends on the actual values of t and r.
→
An electron is at a distance of 10 m from a charge of 10 C . Its total energy is $15.6 \times 10^{-10} J$. Its de-Broglie wavelength at this point is __________ .
$\left(h=6.625 \times 10^{-34} J \cdot s , m _{ e }=9.1 \times 10^{-31} kg, K =9 \times 10^9 SI \right)$
→
In the series combination of two or more than two resistances:
→

An electron enters a magnetic field whose direction is perpendicular to the velocity of the electron. Then

(a) The speed of the electron will increase

(b) The speed of the electron will decrease

(c) The speed of the electron will remain the same

(d) The velocity of the electron will remain the same
→
The work function of aluminium is 4.2 eV.If two photons each of energy 3.5 eV strike an electron of aluminium, then emission of electrons will be:
→

A heater coil is cut into two equal parts and only one part is now used in the heater. The heat generated will now be

(a) One fourth

(b) Halved

(c) Doubled

(d) Four times
→

The pressure exerted by an electromagnetic wave of intensity I (watts/m2) on a nonreflecting surface is [c is the velocity of light]

(a) Ic        

(b)  

(c) I/c      

(d)  
→
Two coils are kept close to each other. The factor on which the coefficient of mutual inductance for pair of coils depends:
→