A wheel of perimetre 220cm rolls ona level road at a speed of 9 km per hr.how many revolutions does the wheel make per second?
1 5839
How many types of faults occur in power system?Write all types?
Do mountains exist on moon? How were they formed?
Distinguish between emission and absorption line spectra. : quantum physics
the resolutions of a michelson interferometer operating with a light source of 640nm wavelenth is A.1280nm B.640nm C.80 nm D.1nm
State the laws of thermodynamics.
If blue light is combined with green light, what color of light is produced?
the department of energys b-factory at the stanford linear accelerator lab is designed to collide electron and positron beams of unequal energies and producemillions of these particles, which are commonly called?
What are the characteristics of dead stars?
Explain nuclear fission?
What part of the earth does not receive direct p waves from a quake?
What is paleontologists?
Explain the working of basic rubber ink filler
What is a galvanometer and its use?
What is the value of magnetism at the center of earth?
What is cleavage?