MCQ
A storage cell is charged by 5 amp D.C. for 18 hours. Its strength after charging will be
  • A
    18 AH
  • B
    5 AH
  • 90 AH
  • D
    15 AH

Answer

Correct option: C.
90 AH
(c) 90 AH

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

$50\, W/m^2$ energy density of sunlight is normally incident on the surface of a solar panel. Some part of incident energy $(25\%)$ is reflected from the surface and the rest is absorbed. The force exerted on $1\, m^2$ surface area will be close to $(c = 3 \times10^8\, m / s)$
When a certain photosensitive surface is illuminated with monochromatic light of frequency $v$ , the stopping potential for the photo current is $-V_0/2.$ When the surface is illuminated by monochromatic light of frequency $v/2,$ the stopping potential is $-V_0.$ The threshold frequency for photoelectric emission is
Calculate the charge on the second capacitor before and after switch in the circuit is closed
The direction of induced current in the loop abc is:
Image
In a series $\text{L - C - R}$ circuit, current in the circuit is $11A$ when the applied voltage is $220V$. Voltage across the capacitor is $200V$. If value of resistor $20\Omega$ then the voltage across the unknown inductor is.
A magnetic needle suspended horizontally by an unspun silk fibre, oscillates in the horizontal plane because of the restoring force originating mainly from
An electron moves with a speed of $2 \times 10^5\, m/s$ along the $+ x$ direction in a magnetic field $\vec B = \left( {\hat i - 4\hat j - 3\hat k} \right)\,tesla$. The magnitude of the force (in newton) experienced by the electron is (the charge on electron $= 1.6 \times 10^{-19}\, C$)
A square coil $ABCD$ is placed in $x-y$ plane with its centre at origin. $A$ long straight wire, passing through origin, carries a current in negative $z$ -direction. Current in this wire increases with time. The induced current in the coil is :
A circular loop ofradius $0.3\ cm$ lies parallel to amuch bigger circular loop ofradius $20\ cm$. The centre of the small loop is on the axis of the bigger loop. The distance between their centres is $15\ cm$. If a current of $2.0\ A$ flows through the smaller loop, then the flux linked with bigger loop is
Refractive index of glass is $\frac{3}{2}$ and refractive index of water is $\frac{4}{3}$. If the speed of light in glass is $2.00 \times 10^8 m / s$, the speed in water will be