A high-speed train accelerates at a constant rate in a straight line. The velocity of the train increases from 30m/s to 42m/s in 60 seconds.
Calculate the change in the velocity of the train.
MESHIN
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Change in velocity =

Another word for electromagnetic energy is a. heat b. force c. matter d. radiation

Forms of meditation hail from which traditions a ) eastern traditions b ) western traditions c ) eastern and western traditions d ) neither eastern nor western traditions

An electromagnetic wave with frequency 65.0 hz travels in aninsulating magnetic material that has dielectric constant 3.64 andrelative permeability 5.18 at this frequency. the electric fieldhas amplitude 7.20 \times 10^{ - 3} {\rm v}/{\rm m}. a. what is the speed of propagation of the wave? b.what is the wavelength of the wave? c.what is the amplitude of the magnetic field? d.what is the intensity of the wave?