In soil, net Immobilization of Carbon & Phosphorus occurs when ratio is:
Net Immobilization when C: P is more than 300: 1
Two cities are 125 km apart. Electric power is sent from one city to another city through copper wires. The fall of potential per km is 9.6 volt and the...
Which of the following materials is used for the generation of ultrasonic waves by using magnetostriction effect?
Water flows in a horizontal pipe of non-uniform area of cross-section at a pressure difference of 1.6 cm of mercury. If the velocity of water at the la...
A circular coil of wire consisting of 120 turns, each of radius 12 cm carries a current of 0.30 A. What is the magnitude of the magnetic field B at the ...
In an n-type silicon, which of the following statements is true:
The Pointing vector of electromagnetic waves has the same dimensions as that of:
A closely wound solenoid 40 cm long has 5 layers of windings of 400 turns each. The diameter of the solenoid is 2 cm. If the current carried is 8.0 A, e...
If an agent does a work 'W' in time 't', then the power is given by:__________.
In an experimental arrangement of a Fresnel's biprism, monochromatic light of wavelength 2. is used to produce interference fringe pattern. On introduc...
