The rest energy of an electron is
The rest energy of an electron is
Options
(a) 1 MeV (b) 930 Mev (c) 0.053 MeV (d) none of these
Correct Answer:
0.053 MeV
Explanation:
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Physics
What is the dimension of impedance?
What is the dimension of impedance?
Options
(a) ML²T⁻³I⁻² (b) M⁻¹L⁻²T³I² (c) ML³T⁻³I⁻² (d) M⁻¹L⁻³T³I²
Correct Answer:
ML²T⁻³I⁻²
Explanation:
No explanation available. Be the first to write the explanation for this question by […]
MA⁻¹T⁻² is the dimensional formula of
MA⁻¹T⁻² is the dimensional formula of
Options
(a) magnetic induction (b) self-inductance (c) electric potential (d) electric field
Correct Answer:
magnetic induction
Explanation:
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RMS velocity of gas is proportional to
RMS velocity of gas is proportional to
Options
(a) T² (b) √T (c) T (d) T³/²
Correct Answer:
√T
Explanation:
No explanation available. Be the first to write the explanation for this question […]
For an ideal gas of diatomic molecules
For an ideal gas of diatomic molecules
Options
(a) Cp = 5R / 2 (b) Cv = 3R / 2 (c) Cp – Cv = 2R (d) Cp = 7R / 2
Correct […]
What are the unit of K = 1 / (4 π ?￢ﾂﾒ)
What are the unit of K = 1 / (4 π ?￢ﾂﾒ)
Options
(a) C²N⁻¹m⁻² (b) Nm²C⁻² (c) Nm²C² (d) unitless
Correct Answer:
Nm²C²
Explanation:
No explanation available. Be the first to write […]
The wavelength of X-rays is in the range
The wavelength of X-rays is in the range
Options
(a) 0.01 Å to 1Å (b) 0.001 nm to 1 nm (c) 0.001 μm to 1 μm (d) 0.001 cm to 1 cm
Correct […]
Which is incorrect about thermal process
Which is incorrect about thermal process
Options
(a) In an isobaric process ΔP=0 (b) In an isochoric process ΔW=0 (c) In an isothermal process ΔT=0 (d) In an isothermal process ΔQ=0
Correct Answer: […]
The logic behind NOR gate is that it gives
The logic behind NOR gate is that it gives
Options
(a) high output when one input is low and other is high (b) high output when both inputs are low (c) high output […]
Identify the pair whose dimensions are equal
Identify the pair whose dimensions are equal
Options
(a) torque and work (b) stress and energy (c) force and stress (d) force and work
Correct Answer:
torque and work
Explanation:
No explanation available. […]