How does a bulb glow when the switch is turned on?
The bulb glows because the filaments get heated up due to current and lights up. • The bulb work on the principle that when a metal is heated it starts emitting light at some point.is turned on • When the switch is turned, an electric current is passed through • When an electric current is passed through a conductor it generates heat, H = IR2t (Joule's equation), where I is the current, R is the resistance of the conductor and t is the time for which current is passed. • This heat is used by the atomic electrons to get excited to higher energy levels from the ground state. • When these electrons return back to their ground state, a light photon is emitted, and this is how a bulb glows.
When was the first RRB set up?
Under the Liberalised Remittance scheme (LRS), the received/ realised/ unspent/ unused foreign exchange, unless reinvested, shall be repatriated and sur...
NBFCs in India are companies that are registered under which of the following Act?
In the context of the ISLM model, what would cause the LM curve to shift to the right?
Which among the following is NOT a constituent of Tier-II capital of banks according to BASEL Accord?
If a stock's expected return is 18%, the risk-free rate is 6%, and the market return is 12%, what is the stock's beta according to the CAPM?
If an employee does not make an intimation to their employer about their selection regarding the tax regime, the employer will:
Based on level of activity or capacity utilization, there is a type of budget which is prepared keeping in mind one level of output. It is a budget whic...
In which city is the National Bank for Agriculture and Rural Development (NABARD) headquartered?
Under the Pradhan Mantri Suraksha Bima Yojana risk coverage of ________for accidental death and complete disability and _______ for partial disability i...