What is the nature of Gaussian surface involved in Gauss’s law of electrostatics?
What is the nature of Gaussian surface involved in Gauss's law of electrostatics? Options (a) scalar (b) electrical (c) Magnetic…
7 years ago
KCET2014
what is the electric potential at a distance of 9cm from 3nC?
what is the electric potential at a distance of 9cm from 3nC? Options (a) 270V (b) 3V (c) 300V (d)…
7 years ago
Two equal and opposite charges of masses m₁ and m₂ are accelerated
Two equal and opposite charges of masses m₁ and m₂ are accelerated in a uniform electric field through the same…
7 years ago
If a charge on the body is 1nC, then how many electrons are present on the body?
If a charge on the body is 1nC, then how many electrons are present on the body? Options (a) 1.6x10¹⁹…
7 years ago
If α (current gain) of transistor is 0.98, then what is the value of β
If α (current gain) of transistor is 0.98, then what is the value of β (current gain) of the transistor?…
7 years ago
In n-type semiconductor, electrons are majority charge carriers
In n-type semiconductor, electrons are majority charge carriers but it does not show any negative charge. The reason is Options…
7 years ago
The maximum kinetic energy of the photoelectrons depends only on
The maximum kinetic energy of the photoelectrons depends only on Options (a) Charge (b) frequency (c) incident angle (d) pressure…
7 years ago
what is the de-Broglie wavelength of the electron accelerated through a potential
what is the de-Broglie wavelength of the electron accelerated through a potential difference of 100V? Options (a) 12.27Å (b) 1.227Å…
7 years ago
In potentiometer experiment, a cell of emf 1.25V gives balancing length of 30 cm
In potentiometer experiment, a cell of emf 1.25V gives balancing length of 30 cm. If the cell is replaced by…
7 years ago
Two resistors of resistances 2Ω and 6Ω are connected in parallel.
Two resistors of resistances 2Ω and 6Ω are connected in parallel. This combination is then connected to a battery of…
7 years ago