the magnifying power of a simple microscope can be increased
if we use eye piece of
What is Concave lens ?
Explain what is the measure of the force of gravity on an object?
Explain what is different between secondary electron image and back scattered electron image?
Explain how do you find your body volume using a tape measure?
Explain what is an alloy?
What would happen if a disk one light second in circumference were to spin at 60 rpm?
in rubber and steel which elastic is greater and why?
Explain why does a tea kettle sing?
Describe the main process involved in the manufacture sugar. What is the main bi-product of sugar industry and to what use as put in Bihar ?
How do you calculate shaft power?
When the sound intensity is above 120 decibel, what happen to human ears?
What formula is most appropriate to compute the kinetic energy of a block of ice sliding down an inclined plane?