Why an isocesles right angled prism is a better reflector than a plane mirror?

Correct the following sentences if required: A plane mirror is a better reflector than a right angled prism.

Correct the following sentences if required: Second law of reflection (i.e. anglei = angle r) is obeyed due to reflection from plane mirror only.

State whether the following statements are True (T) or False (F): A plane mirror is a better reflector then a right angled prism.

Why activated charcoal is a better absorbent than ordinary charcoal ?

Answer in one word/ one sentence / state/ define. A lighted candle is placed between two plane mirrors inclined at an angle of 60^@ . How many images of the candle are formed?

Thermal conductivity of air is less than of felt but is a better heat insulator in comparison to air why?