966: The ruler of which one of the following States was removed from power by the British on the pretext of misgovernance?

(a) Jhansi
(b) French
(c) Awadh
(d) Satara

967: Who among the following invented Lasers?

(a) Theodore Maiman
(b) William Morton
(c) Francis Crick
(d) Denis Papin
968: Mahmud Gawan was the Prime Minister in

(a) Gujarat kingdom

(b) Kingdom of Kashmir

(c) Bahmani kingdom

(d) Kingdom of Mysore
969: Which one of the following elements is alloyed with iron to produce steel which can resist high temperatures and also have high hardness and abrasion resistance ?

(a) Aluminium

(b) Chromium

(c) Nickel

(d) Tungsten
970: Which one of the following polymers is widely used for making bullet proof material ?

(a) Polyvinyl chloride

(b) Polyamides

(c) Polyethylene

(d) Polycarbonates