Determine the minimum pressure, The water level in a tank is 20 m above the...

The water level in a tank is 20 m above the ground. A hose is connected to the bottom of the tank, and the nozzle at the end of the hose is pointed straight up. The tank is at sea

Resistances of resistance boxes, Are made up of alloys (manganin, constanta...

Are made up of alloys (manganin, constantan or nichrome) these materials have moderate Resistivity which is practically independent of temperature so that the specified value of re

Explain periodic motion, When a body or a moving particle repeats its motio...

When a body or a moving particle repeats its motion along an exact path after regular parts of time, its rotation is said to be Periodic Motion and interval of time is known as per

Radioactivity-pulmonary embolism, Pulmonary embolism: -  It is a blood clo...

Pulmonary embolism: -  It is a blood clot blocking  a major artery in the lunge ,it represent a serious medical problem. - About 100 MBq of lumpy 99mTc –is injected into a vein .T

What is the final frequency of the piano string, Suppose you sound a 1056-H...

Suppose you sound a 1056-Hz tuning fork at the same time you strike a note on the piano and hear 2 beats/second.  You tighten the piano string very slightly and now hear  3 beats/s

Displacement, calculate the distance a car travelled if its displacement wa...

calculate the distance a car travelled if its displacement was 50km and the distance it moved north was 40km.assuming it moved westward?

Forces and nature,

Determine the wavelength of the traveling wave, A string has a linear densi...

A string has a linear density of 7.20 10-3 kg/m and is under a tension of 390 N. The string is 1.9 m long, is fixed at both ends, and is vibrating in the standing wave pattern sho

Special resistor materials: nichrome, Nichrome: Nichrome is an alloy of Ma...

Nichrome: Nichrome is an alloy of Manganese 1.5%, nickel 75% to 78%, chromium 20% to 23% and a little percentage of iron. Properties: 1.      Its elec trical resistivity

Determine magnitude of the current in the circuit branch, A circuit which e...

A circuit which employs a DIRECT CURRENT source has a branch which contains a capacitor. After the circuit has reached a steady state, what is the magnitude of the current in the c