shankar

For ........... the graph of current and voltage is not a straight line and value of resistance is not constant.

On vernier scale of vernier calliper there are 25 lines and on main scale smallest division is 1 mm then least count of vernier calliper is

A straight highway leads to the top of the base of a 50 meter tall tower. Frm the top of the tower, if yhe angles of depression of two cars on the road are 30° and 60° , then the distence between the tow cars is ................meter.

the difference of ages between 2 sisters is 10 years, 15 years ago elder 1 was twice as old as younger age. find the both present age?

the combustion of co2 gives -393.5kj/mol calculate the heat of formation of 35.2grams of co2

Can you explain me about similar triangle concept.?

integrate 3dx