Photocells convert
Photocells convert Options (a) heat energy into electrical energy (b) light energy into mechanical energy (c) thermal energy into mechanical…
7 years ago
KL2013
The drift speed of electrons in copper wire of diameter and length l is v.
The drift speed of electrons in copper wire of diameter and length l is v. If the potential difference across…
7 years ago
Two bulbs 60 W and 100 W designed for voltage 220 V are connected in series
Two bulbs 60 W and 100 W designed for voltage 220 V are connected in series across 220 V source.…
7 years ago
When alpha particles captures and electron, then it becomes a
When alpha particles captures and electron, then it becomes a Options (a) helium atom (b) hydrogen atom (c) helim ion…
7 years ago
The ratio of volumes of nuclei (assumed to be in spherical shape) with respective
The ratio of volumes of nuclei (assumed to be in spherical shape) with respective mass number 8 and 64 is…
7 years ago
If both the resistance and the inductance in an LR AC series circuit are doubled
If both the resistance and the inductance in an LR AC series circuit are doubled the new impedance will be…
7 years ago
A L-C-R circuit with L=1.00 mH, C=10μF and R=50Ω, is driven with 5 V AC voltage.
A L-C-R circuit with L=1.00 mH, C=10μF and R=50Ω, is driven with 5 V AC voltage. At resonance, the current…
7 years ago