A boat of mass 40 kg is at rest.A dog of mass 4 kg moves in the boat
A boat of mass 40 kg is at rest.A dog of mass 4 kg moves in the boat with a…
7 years ago
Memory
A ship A is moving westwards with a speed of 10 km/h .The time after
A ship A is moving westwards with a speed of 10 km/h .The time after which the distance between them…
7 years ago
If h is planck’s constant and λ is wavelength, h/λ has dimensions of
If h is planck's constant and λ is wavelength, h/λ has dimensions of Options (a) momentum (b) energy (c) mass…
7 years ago
Which of the following pairs of quantities does not have same dimensional
Which of the following pairs of physical quantities does not have same dimensional formulae? Options (a) work and torque (b)…
7 years ago
Which of the following physical quantities has neither dimensions nor unit
Which of the following physical quantities has neither dimensions nor unit Options (a) Angle (b) luminous intensity (c) coefficient of…
7 years ago
300j work is done in sliding a 2kg block up an inclined plane of height 10m
300j work is done in sliding a 2kg block up an inclined plane of height 10m.Taking g=10 ms⁻², work done…
7 years ago
If L and C denote inductance and capacitance,then the dimensions of L-C are
If L and C denote inductance and capacitance,then the dimensions of L-C are Options (a) [M⁰L⁰T²] (b) [M²L⁰T²] (c) [M⁰L²T²]…
7 years ago
A machine gun fires 10 bullets/s,each of mass 10 g,the speed of each bullet
A machine gun fires 10 bullets/s, each of mass 10g, the speed of each bullet is 20 cms⁻¹, then force…
7 years ago
A body of mass 0.25 kg is projected with muzzle velocity 100 m/s from a tank
A body of mass 0.25 kg is projected with muzzle velocity 100 m/s from a tank of mass 100 kg.What…
7 years ago
With what minimum acceleration can a fireman slide down a rope while breaking
With what minimum acceleration can a fireman slide down a rope while breaking strength of the rope is 2/3 of…
7 years ago