When a green colored object is illuminated by a green light it will appear as what color to the human eye?
What is a newton meter?
What would happen if a disk one light second in circumference were to spin at 60 rpm?
Explain about Barometer?
Explain the Radiation ?
When you kick a football, why does it stop?
which electronic devices used at low frequencies? and high frequencies?and microwave frequencies?
Why does the moon shine, evening though it has not light of its own ?
What is Gravitational Force and why is everything being attracted towards Earth instead of other Planets.Can you describe in Terms of IT field when it comes to Network Topology?
Explain what is relation between magnetic and electricity and why?
Explain planck’s hypothesis? : quantum physics
What is ultrasonic sound?
Explain what is different between secondary electron image and back scattered electron image?