eCoaching | Online Home Tutors & Teachers
Question Options
The dimension of work are : [MLT-1], [MLT-2], [ML2T-2], [MLT]
The speed of sound in air does not depend upon : Density, Pressure, Humidity, Temperature
The S.i Unit of angular momentum are given by : J.S-2, J-S-1, J.S, J.m
The distance between two consecutive nodes is : ?/2, ?/2, ?, 2?
S.I unit of intensity of light is : Ampere, Mole, Candela, Joule
The S.I unit of flow rate are : m2 s-1, m3 s-2, m3 s-1, m2 s-2
Number of spark plugs needed in the diesel engine are : 0, 1, 2, 3
Bending of light around the edges of an obstacle : Refraction, Polarization, Interference, Diffraction
The difference between Cp and Cv is equal to : Planks constant, General gas constant, Molar gas constant, Boltzmann constant
The magnitude of I (j x k) is equal to : 0, 1, -1, i
One radian is equal : 57.3°, 56.3°, 58.3°, 360°
The light emitted diode led has a wave length : 1.3 um, 1.2 um, 1.4 um, 1.5 um
If amplitude of a simple pendulum is increased by 4 times the time period will be : Four times , Half, Same , Two times
Beats can be heard when difference of frequency is not more than : 8 HZ, 10 HZ, 4 HZ, 6 HZ
When the body moves with constant acceleration the velocity time graph is : Parabola, Hyperbola, Straight line, Curve
A man of mass 5 kg is falling freely the force acting on it will be : 5 N, 9.8 N, 19.6 N, Zero
Motion of a projectile is : One dimensional, two dimensional, Three dimensional, Four dimensional
Original source of energy for biomass is : Earth, Moon, Sun, Star
Angle between ray of light and wave front : 0°, 60°, 90°, 120°
The dimension of angular velocity are : [LT-1], [LT-2], [L-1T], T-1
Sound travels faster in : CO2, H2, O2, He
Significant figures in 0.0010 are : 1, 2, 3, 4
The dimensions of viscosity are : M2L-1T-2, M-1LT-1, M-1L-1T, ML-1T-1
The no. of spark plugs used in diesel engine is : 0, 1, 2, 3
Magnifying power of telescope is : Fe/Fo, Fo/Fe, FeFo, 1/FeFo
Heat is form of : Power, Energy, momentum, Torque
The direction of vector in space is specified by : 1 - Angles, 2 - Angles, 3 - Angles, 4 - Angles
The centripetal acceleration is also called : Tangential, Radial, Angular, Rotational
The distance covered by wave in 1 sec is : Wave number, wavelength, Frequency, Wave speed
Half wavelength Corresponds to : 0 °, 90°, 180°, 360°
The distance between two consecutive nodes is : ?/2, ?/2, ?, 2?
Unit of momentum in S.I system is : N-m, N-M2, N2-m, N-S
1 rev/min is equal to : ?/6rads-1, ?/ 15 rads-1, ?/ 20 rads-1, ?/ 30 rads-1
The dimensional unit of impulse is : M2L-1T-2, M-1LT-1, M-1L-1T, ML-1T-1