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The unit of e.m.f is

1) Joule 2) Joule-coulomb 3) Volt-coulomb 4) Joule/coulomb Answer: 4) Joule/coulomb Solution: Unit of e.m.f = volt = joule/coulomb. ... View Article

Curie is a unit of

1) Energy of γ-rays 2) Half life 3) Radioactivity 4) Intensity of γ- rays Answer: 3) Radioactivity Solution: Curie is the... View Article

Unit of stress is

1) N/m 2) N-m 3) N/m2 4) N-m2 Answer: 3) N/m2 Solution: Stress = Force/Area Unit of Stress = N/m2... View Article

Unit of moment of inertia in MKS system

1) kg × cm2 2) kg / cm2 3) kg × m2 4) Joule × m Answer: 3) kg × m2 Solution: Moment of inertia = Mass x... View Article

Parsec is a unit of

1) Distance 2) Velocity 3) Time 4) Angle Answer: 1) Distance Solution: Parsec is a unit of distance used to measure the distance of... View Article

Which does not have the same unit as others?

1) Watt-sec 2) Kilowatt-hour 3) eV 4) Angle Answer: 4) Angle Solution: Watt-sec, Kilowatt-hour and eV are the units of energy. Angle... View Article

The unit of specific resistance is

1) Ohm/cm2 2) Ohm/cm 3) Ohm-cm 4) (Ohm-cm)–1 Answer: 3) Ohm-cm Solution: Specific resistance, ρ = RA/L SI unit of... View Article

Ampere-hour is a unit of

1) Quantity of electricity 2) Strength of electric current 3) Power 4) Energy Answer: 1) Quantity of electricity Solution: Quantity of... View Article

Oersted is a unit of

1) Dip 2) Magnetic intensity 3) Magnetic moment 4) Pole Strength Answer: 2) Magnetic intensity Solution: Oersted is the unit of Magnetic... View Article

The unit of surface tension in SI system is

1) Dyne/cm2 2) Newton/m 3) Dyne/cm 4) Newton/m2 Answer: 2) Newton/m Solution: Surface Tension = Force/Length SI unit of surface... View Article

Mechanics and newton’s motion laws as …………… laws depended.

1) linear momentum 2) Energy conservation 3) Gravitational 4) Charge conservation Answer: 3) Gravitational... View Article

Which of the following is an open statement?

1) x is a natural number 2) Give me a glass of water 3) Wish you the best of luck 4) Good morning to all Solution: (1) x is a natural... View Article

Which of the following is not a statement?

1) Every set is a finite set 2) 8 is less than 6 3) Where are you going? 4) The sum of interior angles of a triangle is 180 degrees... View Article

If p: It is snowing, q: I am cold, then the compound statement “It is snowing and it is not that I am cold” is given by

1) p ∧ (~ q) 2) p ∧ q 3) (~ p) ∧ q 4) (~ p) ∧ (~ q) 5) p ∨ (∼ q) Solution: (1) p ∧ (~ q) p: It is snowing, q: I am cold ∴ It... View Article

If p: The earth is round, q: 3 + 4 = 7 then (~ p) ˅ (~ q) is

1) It is not that the earth is round or 3 + 4 = 7 2) The earth is round and 3 + 4 = 7 3) It is not that the earth is round or it is not... View Article

If p: 2 plus 3 is five and q: Delhi is the capital of India < are two statements, then the statement “Delhi is the capital of India and it is not that 2 plus 3 is five” is

1) ~ p ˅ q 2) ~ p ∧ q 3) p ∧ ~ q 4) p ˅ ~ q 5) ~ p ∧ ~ q Solution: (2) ~ p ∧ q p: 2 plus 3 is five and q: Delhi is the capital of India... View Article

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