Physics, 04.07.2021 05:00 joshuasanders8862
Two lenses having f1:F2=2:3 has combination to make no dispersion. Find the ratio of their dispersive power?a)2:3 b)3:2 c)4:9 d)9:4
Answers: 3
Physics, 22.06.2019 06:00, azaz1819
The magnetic field inside a superconducting solenoid is 4.50 t. the solenoid has an inner diameter of 6.20 cm and a length of 26.0 cm. determine (a) the magnetic energy density in the field and (b) the energy stored in the magnetic field within the solenoid.
Answers: 2
Physics, 23.06.2019 02:00, larreanathalie3523
How many excess electrons must be present on each sphere if the magnitude of the force of repulsion between them is 4.57×10−21 newtons?
Answers: 2
Two lenses having f1:F2=2:3 has combination to make no dispersion. Find the ratio of their dispersiv...
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