Who proposed the concept “All motion is relative”?
- (A) Albert Einstein
- (B) Isaac Newton
- (C) Alfred Mahan
- (D) None of these
- (A) Albert Einstein
Special relativity is an important theory introduced by Einstein in:
- (A) 1900
- (B) 1905
- (C) 1907
- (D) None of these
- (B) 1905
Which of the following is not a part of “Darwinism”?
- (A) Over production
- (B) Natural selection
- (C) Inheritance for acquired characters
- (D) None of these
- (A) Over production
Madam Curie is famous for her work in the field of:
- (A) Chemicals
- (B) Radioactivity
- (C) Economics
- (D) None of these
- (B) Radioactivity
“Light year” is associated with:
- (A) Time
- (B) Distance
- (C) Frequency
- (D) None of these
- (B) Distance
Which of the following is the lightest gas?
- (A) Helium
- (B) Carbon dioxide
- (C) Hydrogen
- (D) None of these
- (C) Hydrogen
During kidney dialysis which of the following process is used?
- (A) Osmosis
- (B) Absorption
- (C) Electrophoresis
- (D) None of these
- (A) Osmosis
Which among the following gases is used in cigarette lighters?
- (A) Methane
- (B) Butane
- (C) Bromine
- (D) None of these
- (B) Butane
What is the mass number of Uranium?
- (A) 137
- (B) 195
- (C) 238
- (D) None of these
- (C) 238
Vacuum tubes have been replaced by:
- (A) Conductors
- (B) Diodes
- (C) Transistors
- (D) None of these
- (C) Transistors