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If the displacement, velocity and acceleration at an instant of a particle describing S.H.M are respectively 7.5m,7.5m/s,7.5m/s2. Calculate the maximum velocity of the particles
Liquid of mass 2.5 kg at temperature 20 degree celsius is heated to 40 degree Celsius find the difference intensities at this temperature if its density at 20 °C is 13.6gm/cm^3
Physics
An object that is located 30 cm in front of the mirror produced an upright image twice the size of the object. What is the focal length of the mirror?
Physics
Two bodies x and y are projected on the same horizontal plane with same initial speed. Unit angle 30° and 60° respectively to the horizontal. Neglecting air resistance, the ratio of the range of the range of x to that of y is?
CHECKPOINT
1. Calculate the momentum in each of these examples:
(a) an ice skater with a mass of 64 kg glides at 3.75 m s−1
(b) a rugby player of mass 120 kg runs at a speed of 4.9 m s−1
(c) an ant of mass 5 milligrams moves at a speed of 5
centimetres per second.
1. Calculate the momentum in each of these examples:
(a) an ice skater with a mass of 64 kg glides at 3.75 m s−1
(b) a rugby player of mass 120 kg runs at a speed of 4.9 m s−1
(c) an ant of mass 5 milligrams moves at a speed of 5
centimetres per second.
4. Estimate the force applied by a person throwing a Frisbee.
Why is the spin quantum number of an electron either -1/2 or 1/2 and not other values. Please support via the use of mathematics if possible. Infinite thanks.
In order that work may be done,
Physics
A simple machine with an efficiency of 75% lift a load of 5000N. When a Force of 500N is applied to it, Calculate the velocity of ratio of the machine
Physics
Explain physically why the electric field outside a sphere of polarized material is dipolar in nature
