For projectiles fired at identical speeds but various angles from the ground, neglecting air resistance and the curvature of the earth, at what angle will the maximumhorizontal distance be attained?

857

dear sir i need rrb chennai Section engineer S & T for last 2 year question papers. Plz send my email id is gsmaliniraj@yahoo.co.in, malinisankaram@gmail.com

1993

If blue light is combined with green light, what color of light is produced?

900

Explain planck’s hypothesis? : quantum physics

963

Who first detected radio waves?

954

Is their any rule in significant figures that maximum number of significant figures in a number are 5

1957

Explain qualitatively the phenomenon of quantum tunneling of an electron across a potential barrier? : quantum physics

903

Differentiate static and kinetic friction.

1122

Explain the difference between dynamic strain aging and strain aging?

888

When thomas edison was promoting the wide use of direct current, this personal enemy of edisons was the chief proponent and expert in alternating current?

902

For what the parabolic dishes are used?

908

Explain what is the proper formula used to calculate acceleration?

886

assuming g = 9.8 m/sec2, what is the weight on earth, in newtons, of a 60 kilogram person?

1085

How do you calculate tensile strength?

986

i want to increase my ups back time ,i have added one 12v 68ah battery to my ups but it is not working ,is it possible to make adjustment so that new battery will work.

2755