GENERAL SCIENCE PHYSICS ONE LINERS FOR TNPSC UPSC SSC SET 102
1011). If the humidity of air increases, the velocity of sound
A). decreases
B). increases
C). remains the same
D). first increases and then decreases
Answer: increases
1012). Energy is measured in the same unit as
A). power
B). work
C). momentum
D). inertia
Answer: work
1013). Which of the following combination of properties would be most desirable for a cooking vessel?
A). High specific heat and low conductivity
B). Low specific heat and high conductivity
C). High specific heat and high conductivity
D). Low specific heat and low conductivity
Answer: Low specific heat and high conductivity
1014). The door of an open Rating refrigerator in a room is kept open
A). the room will become cooler
B). the room will become warmer
C). room temperature will not change
D). the room temperature will go up in winter and will go down in summer
Answer: the room will become warmer
1015). If the distance between two charges placed in air is increased two times the force between them
A). increases by two times
B). decreases by four times
C). decreases by two times
D). increases by four times
Answer: decreases by two times
1016). Particles which can be added to the nucleus of the atom without changing its chemical properties are.
A). electron
B). protons
C). neutrons
D). positrons
Answer: neutrons
1017). Which one of the following is the unit of current?
A). Coulomb
B). Newton
C). Volt
D). Ampere
Answer: Ampere
1018). Light year is a unit of
A). time
B). distance
C). mass
D). gravity
Answer: gravity
1019). Ramon effect involves?
A). interference of light
B). scattering of light
C). diffraction of light
D). all the above
Answer: scattering of light
1020). No two electrons will have all the four quantum numbers equal. This statement is known as
A). Uncertainly principle
B). Quantum principle
C). Pauli's exclusion principle
D). Avagadro's principle
Answer: Pauli's exclusion principle
A). decreases
B). increases
C). remains the same
D). first increases and then decreases
Answer: increases
1012). Energy is measured in the same unit as
A). power
B). work
C). momentum
D). inertia
Answer: work
1013). Which of the following combination of properties would be most desirable for a cooking vessel?
A). High specific heat and low conductivity
B). Low specific heat and high conductivity
C). High specific heat and high conductivity
D). Low specific heat and low conductivity
Answer: Low specific heat and high conductivity
1014). The door of an open Rating refrigerator in a room is kept open
A). the room will become cooler
B). the room will become warmer
C). room temperature will not change
D). the room temperature will go up in winter and will go down in summer
Answer: the room will become warmer
1015). If the distance between two charges placed in air is increased two times the force between them
A). increases by two times
B). decreases by four times
C). decreases by two times
D). increases by four times
Answer: decreases by two times
1016). Particles which can be added to the nucleus of the atom without changing its chemical properties are.
A). electron
B). protons
C). neutrons
D). positrons
Answer: neutrons
1017). Which one of the following is the unit of current?
A). Coulomb
B). Newton
C). Volt
D). Ampere
Answer: Ampere
1018). Light year is a unit of
A). time
B). distance
C). mass
D). gravity
Answer: gravity
1019). Ramon effect involves?
A). interference of light
B). scattering of light
C). diffraction of light
D). all the above
Answer: scattering of light
1020). No two electrons will have all the four quantum numbers equal. This statement is known as
A). Uncertainly principle
B). Quantum principle
C). Pauli's exclusion principle
D). Avagadro's principle
Answer: Pauli's exclusion principle
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