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A footballer kicked the ball and it was caught by the opposing goalkeeper, 4 metres above the ground. The hall was travelling at 10m/s. Calculate the potential energy of the ball just before it was caught
What do you mean we sasy that the atom is excited
A motorcyclist travels from St John's to the Vivian Richards stadium in Antigua his velocity was recorded at intervals for 60 seconds shown in table 1
A particle with a charge of -1.24x10^-8 C is moving with instantaneous velocity (1.49x10^4m/s) î +(-3.85x10^4m/s) ĵ. What is the force exerted on this particle by a magnetic field
(a) (1.40T)î+ (-2.30T)k̂
(b) (-1.25T)î+ (2.00T)ĵ + (-3.50T)k̂
A vial contains 2000 MBq of Technetium-99m on the 18th June 2014 at 06:00. How much will it contain at 07:00 on the 19th June 2014? Please input your answer inBq and Ci.
Explain the phenomenon of dispersion by relating to Snell's Law.
Applications of total internal reflection in real life situations. (5 examples)
Explain the conditions for total internal reflection.
Properties of vacuum and optical medium (permittivity, parmealibity, and index of refraction.)
Write the properties of EM waves (wavelength, frequency, speed)
