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Which of the following colours of visible light has the longest wavelength? Is it:
a) Violet
b) Green
c) Yellow
d) Red
Ans:
Red colour of visible light has longest wavelength.
a wave of eqn y=0.005sin(8x-3t).find displacement when x=0.3 t=20s?in the answer given y=0.005sin(80*3-0.3*20)= y=0.005sin(-36+12pi).what is this 12pi?
Problem The work done by a force as it acts on an object equals the force times the displacement times the cosine of the angle between the force and displacement vectors. a
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Give two basic important characteristics of nuclear forces? Neutrons are the best projectiles of process of nuclear reactions. Why? Give any two properties of neutron.
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what is drain characteristics
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The dimentional formula of plank;s constant ML 2 T -1
#question. third law of motion.
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