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
Easy
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
A particle has initial velocity(3i⃗ +4j⃗)and has acceleration (0.4i⃗ +0.3j⃗)
A particle has initial velocity(3i⃗ +4j⃗)and has acceleration (0.4i⃗ +0.3j⃗). It's speed after 10s is: Options (a) 7 units (b)…
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
Van der waals,equation of state is(p+a/v²)(V-b)=nRT. The dimensions of a and b
Van der waals,equation of state is(p+a/v²)(V-b)=nRT. The dimensions of a and b are Options (a) [ML³T²],[ML³T⁰] (b) [ML⁵T⁻²],[M⁰L³T⁰] (c) [M²LT²],[ML³T²]…
7 years ago
An aeroplane flies 400m due to North and then 300m due to south and then flies
An aeroplane flies 400m due to North and then 300m due to south and then flies 1200m upwards, the net…
7 years ago
The angle between the two vectors A = 3i+4j+5k and B = 3i+4j-5k will be
The angle between the two vectors A = 3i + 4j + 5k and B = 3i + 4j -…
7 years ago
A particle is released from rest from a tower of height h, i.e,t₁ : t₂ : t₃ is
A particle is released from rest from a tower of height 3h, the ratio of time of fall for equal…
7 years ago