What is the weight of the average human brain
(A) 1.2 to 1.4 Kg
(B) 1.4 to 1.8 Kg
(C) 2.1 to 2.8 Kg
(D) 3.1 to 3.4 Kg
Telephone was invented by__________
(A) Vint Cerf
(B) Charles Babbage
(C) Edison
(D) Alexander Graham Bell
The Sun is at an average distance of about________ million kilometers away from Earth
(A) 100 million
(B) 150 million
(C) 200 million
(D) 250 million
UPS is now widely use in households What does UPS stands for
(A) Uniform Power Storage
(B) Universal Product Support
(C) Under Panel Storage
(D) Uninterruptible Power Supply
Which rays are trapped in our galaxy by magnetic waves
(A) Alpha rays
(B) Gamma rays
(C) Cosmic rays
(D) None of these
According to Einsteins general theory of relativity the universe:________________
(A) Must be expanding
(B) Must be contracting
(C) Must be either expanding or contracting
(D) Must be neither expanding nor contracting
There is no connection of supernova explosion with___________
(A) Cosmic rays
(B) Pulsars
(C) The formation of heavy elements
(D) Quasars