Light propagates faster through a medium “a” than medium “b”
1. which of these medium ha...
Physics, 28.11.2019 16:31 abdullahs4639
Light propagates faster through a medium “a” than medium “b”
1. which of these medium has a higher optical density ?
2. state the condition under which no change in direction of propagation of a light ray would take place when it passes through medium “a” to medium “b”
Answers: 1
Physics, 21.06.2019 23:30, 1031kylepoe03
Acoil formed by wrapping 80 turns of wire in the shape of a square is positioned in a magnetic field so that the normal to the plane of the coil makes an angle of 28.0° with the direction of the field. when the magnetic field is increased uniformly from 200 µt to 600 µt in 0.400 as, an emf of magnitude 80.0 mv is induced in the coil. what is the total length of the wire?
Answers: 3
Physics, 22.06.2019 12:00, P4thing
Under the action of a constant force an object accelerates at 7.8 m/s2. what will the acceleration be if (a) the force is halved? (b) the object's mass is halved? (c) the force and the object's mass are both halved? (d) the force is halved and the object's mass is doubled?
Answers: 3
Mathematics, 28.08.2020 14:01
Mathematics, 28.08.2020 14:01
English, 28.08.2020 14:01
Physics, 28.08.2020 14:01
History, 28.08.2020 14:01