HSC Science कक्षा १२ - Tamil Nadu Board of Secondary Education Question Bank Solutions

Light of wavelength 600 nm that falls on a pair of slits producing interference pattern on a screen in which the bright fringes are separated by 7.2 mm. What must be the wavelength of another light which produces bright fringes separated by 8.1 mm with the same apparatus?

If the input to the NOT gate is A = 1011, its output is ____________.

The given electrical network is equivalent to

What are logic gates?

Why are NOR and NAND gates called universal gates?

Give circuit symbol, logical operation, truth table, and Boolean expression of AND gate.

Give circuit symbol, logical operation, truth table, and Boolean expression of OR gate.

Give circuit symbol, logical operation, truth table, and Boolean expression of NAND gate.

Give circuit symbol, logical operation, truth table, and Boolean expression of NOR gate.

Give circuit symbol, logical operation, truth table, and Boolean expression of EX-OR gate.

Give circuit symbol, logical operation, truth table, and Boolean expression of NOT gate.

Which charge configuration produces a uniform electric field?

Rank the electrostatic potential energies for the given system of charges in increasing order.

An electric field `vec"E" = 10 xx hat"i"` exists in a certain region of space. Then the potential difference V = V_o – V_A, where V_o is the potential at the origin and V_A is the potential at x = 2 m is:

A thin conducting spherical shell of radius R has a charge Q which is uniformly distributed on its surface. The correct plot for electrostatic potential due to this spherical shell is

Two points A and B are maintained at a potential of 7 V and -4 V respectively. The work done in moving 50 electrons from A to B is ______.

Define electrostatic potential.

What is an equipotential surface?

What are the properties of an equipotential surface?

Give the relation between electric field and electric potential.