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In 1.0s, 5.0x10^23 nitrogen molecules strike an area of8.0cm^2 at a speed of 300m/s. What is the pressure? (mass of one nitrogen molecule = 4.68x10^-26 kg.) I believe I should use 1/2mv ^2 for the solution but the answer I keep getting is nowhere near correct. Can someone help with this?
What happens if a person travels faster than light in a space shuttle? Ans) Interstellar space travel is manned or unmanned travel among stars. The concept of interstellar trav
Describe the construction of optical fiber. Explain the principle of propagation of light waves within a fiber. Define acceptance angle and acceptance. How optical fibers can be u
What do you mean by a junction diode. Illustrate the formation of depletion layer at the junction. Describe the variation of depletion layer in forward and reverse biased condition
A non uniform rod AB has a mass M and length 2L the mas per unit length of the rod is mx at a point of the rod distant x from A.find the moment of inertia of this rod about an axis
Long, thin, pliable carpet is laid on the ?oor. One end of the carpet is bent back and then pulled backwards with constant unit velocity, just above the part of the carpet which is
Q. Give the applications of Moseley's law. (i) The elements are organized in the periodic table according to the atomic numbers and not according to the atomic weights. (ii
What do you understand by reverberation time an auditorium What do you mean by sound absorber. Give two examples for good absorbers.
Find out which tray will produce ice cubes first? Suppose you have two ice cube trays. One is filled with hot water and the other with cold water. Which tray will produce ice cu
A machine performs 8 Joules of work in 2 seconds. How much power is delivered by this machine? Ans: The power is delivered by this machine is 4 watts.
Demerits of Vacuum Diode over Semiconductor Diode (i) Bigger in size (ii) Less efficiency (iii) Expensive
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