If the connections across the resistor are reversed, then graph between current and potential difference is:
A. Variable
B. Straight lined
C. Constant
D. Inverted
If * is a binary operation in A, then:
A. A is closed under *
B. A is not closed under *
C. A is not closed under +
D. A is closed under –
As compared to sound waves, the frequency of radio waves is:
A. Lower
B. Higher
C. Equal
D. May be higher or lower
“Ions have noble gas electronic configuration” was suggested by:
A. Kossel
B. Lewis
C. Newton
D. Russell
Kinetic friction is always:
A. Lesser than static friction
B. Greater than static friction
C. Equal to static friction
D. Equal to contact force
The taste of lemon is due to the presence of:
A. Citric acid
B. Acetic acid
C. Ethanoic acid
D. Benzoic acid
The removal of electrons one by one from an atom by a specific sequence of ionization energies are termed as:
A. Successive ionization energies
B. Successive ionization changes
C. Successive ionization replacement
D. Ionization
Scattering of light into its constituent colors is known as
A. Dispersion
B. Contraction
C. Reflection
D. None of the above
What does MACHINATIONS mean ?
A. Ridicule
B. Crafty schemes or intrigues
C. A feeling of fear or nervousness
D. feeling of satisfaction