State whether the following statements are True (T) or False (F)
A single prism produces both dispersion and deviation.

State whether the following statements are True (T) or False (F) A doublet prism can produce only dispersion but no deviation always.

State whether the following statements are True (T) or False (F) A doublet prism can produce only dispersion but no deviation under suitable condition.

State whether the following statements are True (T) or False (F): A cell is a source of electrons.

State wheteher the following statements are True (T) or False (F): All insulators are dielectrics.

State whether the following statements are True (T) or False (F): In Boolean algebra (A+A) = A.

State whether the following statements are True (T) or False (F) A polychromatic beam after dispersion is a beam of monochromatic lights which projected on the screen is called the spectrum.

State whether the following statements are True (T) or False (F): A filter converts pulsatig d.c to steady d.c.

State whether the following statements are True (T) or False (F): Pulsating current has both a.c and d.c components.

State whether the following statements are True (T) or False (F): Electric field is a scalar field.

State whether the following statements are True (T) or False (F): The resistance of a conductor does not depend on the nature of the conductor.