If wavelength of light incident on simple microscope increases then its magnifying power will
(A) increases
(B) decreases
(C) remains same
(D) first increase later decrease

Select the correct answer Across a period, the ionization potential [increases, decreases, remains same].

When day light hours are increased, the rate of photosynthesis (a) Increases (b) Decreases (c) Remains unchanged (d) None of the above

If radius of earth is increased, without chage in its mass, will the length of day increase, decrease or remain same?

Select the correct answer Down the group, electron affinity [increases, decreases, remains same]

If each data point in a set is increased by 7, does the set's standard deviation increase, decrease, or remain constant?

Fill in the blanks from the choices given below: Across a period, the ionization potential …....... (increases, decreases, remains same).

A simple pendulum has a bob which is a hollow sphere full of sand and oscillated with certain period. If all that sand is drained out through a hole at its bottom, then its period (a) increases (b) decreases ( c) remains same (d) is zero.

Species diversity______as one moves from high to low altitudes. (a) increase (b) decreases (c) first increases then decreases (d) first decreases then increases

The magnifying power of a simple microscope can be increased, if we use eye-piece of

Impurities in water will .......... (increase/decrease) its boiling point.