What is the index of refraction of air?

996

Is the electric field constant or does it vary with time in dielectric materials?

1763

explian PIN photodiode and avalanche photodiode

2168

Can a solid and liquid together be possible?

973

Laser is an acronym for what?

988

So quantum physics must use probability theory? : quantum physics

929

Giraffe in Arabic means "the highest of all." The height of a giraffe is an average of 5 m, its mass is about 800 kg and hooves is an area of approximately 625 cm2. Using a straw from a material nedeformabil a giraffe trying to drink water from a lake, not to condescend. What is the ratio of the minimum pressure to be applied giraffe, mouth, at the end paiului to drink water and pressure of giraffe on the ground. The density of water. g = 10 m/s2

2119

Which element has the lowest melting point?

1014

In which medium the velocity of sound is large?

933

Does weight affect how far you jump?

1088

a bullet of mass m travelling at velocity v has a kinetic energy of ½mv2 when it strikes a ballistic pendulum of mass 1000 grams. The kinetic energy of the twomasses moving together just after the moment of impact is about a thousand times smaller than ½mv2. What has most of the bullets initial kinetic energy beenconverted to?

971

What is the difference between the atomic theory and the kinetic theory?

1024

Why a capacitor is a voltage sensitive device?

2377

Explain the steps to the scientific notation?

897

Explain the difference between collector & emitter of transistor, even though material used for both same?

1004