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.
Implore
A. She gave him an imploring look.
B. The implore for a cure goes on.
C. Please implore someone else's help in...
In the given question, a word has been given and there are three ways in which the word has been used, in similar or different forms. You need to see w...
Select the option that can be used as a one-word substitute for the given group of words.
Having no boundaries or limits
Select the word, which means the same as the groups of words given.
A song sung at a burial
Directions: In each question below, word is used in four different ways. Choose the option in which the usage of the word is INCORRECT or INAPPROPRIA...
Subject
I The despotic king had to finally relinquish his right to the throne when his subjects came to the streets and refused to accept hi...
In the following question, a word has been used in sentences in THREE different ways. Choose the option corresponding to the sentences in which the usa...
Volatile
(1) India continues to be a bright spot in terms of steel demand and consumption as compared to the global scenario, which remains v...
Directions: In each question below, word is used in four different ways. Choose the option in which the usage of the word is INCORRECT or INAPPROPRIA...
Select the antonym of the given word.
BROAD
