The unit of reactance is
The unit of reactance is
Options
(a) ohm (b) volt (c) mho (d) newton
Correct Answer:
ohm
Explanation:
No explanation available. Be the first to write the explanation for this question by […]
Physical World and Measurement
SI unit of magnetic dipole moment is
SI unit of magnetic dipole moment is
Options
(a) A m⁻¹ (b) A m² (c) T m A⁻¹ (d) m A⁻²
Correct Answer:
A m²
Explanation:
The SI unit of magnetic dipole moment is […]
The velocity v of waves produced in water depends on their wavelength λ, the density
The velocity v of waves produced in water depends on their wavelength λ, the density of water d and acceleration due to gravity g. These quantities are related as (where K is a dimensionless constant) […]
Which of the two have same dimensions?
Which of the two have same dimensions?
Options
(a) Force and strain (b) Force and stress (c) Angular velocity and frequency (d) Energy and strain
Correct Answer:
Angular velocity and frequency
Explanation:
No […]
Unit of electrical conductivity is
Unit of electrical conductivity is
Options
(a) Ω⁻¹ (b) Ω⁻¹ cm (c) Ω⁻¹ cm⁻² (d) Ω⁻¹ cm⁻¹
Correct Answer:
Ω⁻¹ cm⁻¹
Explanation:
No explanation available. Be the first to write the explanation for […]
The dimensions of pressure are equal to those of
The dimensions of pressure are equal to those of
Options
(a) Force per unit volume (b) Energy per unit volume (c) Force (d) Energy
Correct Answer:
Energy per unit volume
Explanation:
No explanation […]
Planck’s constant has same dimensions as those of
Planck’s constant has same dimensions as those of
Options
(a) Angular momentum (b) Linear momentum (c) Work (d) Coefficient of viscocity
Correct Answer:
Angular momentum
Explanation:
No explanation available. Be the first to […]
The value of Planck’s constant is
The value of Planck’s constant is
Options
(a) 6.63×10⁻³⁴ J.Sec (b) 6.63×10³⁴ J/Sec (c) 6.63×10⁻³⁴ kg.m² (d) 6.63×10³⁴ kg/sec
Correct Answer:
6.63×10⁻³⁴ J.Sec
Explanation:
No explanation available. Be the first to write the […]
Out of the following which pair of quantities does not have same dimensions?
Out of the following which pair of quantities does not have same dimensions?
Options
(a) Planck’s constant and angular momentum (b) Work and energy (c) Pressure and Young’s modulus (d) Torque and moment […]
Which two of the following five physical parameters have the same dimensions?
Which two of the following five physical parameters have the same dimensions? 1. energy density 2. refractive index 3. dielectric constant 4. Young’s modulus 5. magnetic field
Options
(a) 1 and 4 (b) […]