Explain what is the ray of light?

503

Physics short answer to two significant figures, what is the index of refraction of air?

527

What are the 4 results of the photoelectric effect experiments? : quantum physics

455

Explain the working of basic rubber ink filler

504

What is geocentric?

569

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?

492

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

1314

What is cardiac output?

566

Difference between intrinsic and extrinsic semiconductors?

586

What is a positron?

494

How fast can a shadow move ? If a moth fly's in front of a very bright room temperature light powerful enough to light up Saturn like the sun could it's shadow move faster then light if there was no light diffusion.

1658

Describe and interpret qualitatively the evidence provided by electron diffraction for the wave nature of particles. : quantum physics

643

Who first described how shock waves are formed?

563

Explain the difference between the atomic theory and the kinetic theory?

482

HOW MANY UNITS ARE CONSUMED DURING 1 HR BY 1.5 TON A/C

1654