Which of the following is not a fundamental force?
a. the gravitational force
b. the electromagnetic force
c. the strong force
d. the force of forward motion also known as the inertial force
e. Choose this answer if two of the named forces are not fundamental.
D
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The lowest possible temperature is
A) 0°C. B) -273°C. C) 4 K.
Explain what synchronous rotation is. What is it caused by? Give an example
What will be an ideal response?
In a two-slit experiment a third order bright fringe is observed at an angle of 7.10°. If the wavelength of light is 595 nm, what is the slit separation?
A) 1.44 × 10-5 m B) 1.07 × 10-5 m C) 2.12 × 10-5 m D) 2.53 × 10-5 m E) 3.76 × 10-5 m
A particle (charge = +2.0 mC) moving in a region where only electric forces act on it has a kinetic energy of 5.0 J at point A. The particle subsequently passes through point B which has an electric potential of +1.5 kV relative to point A. Determine the kinetic energy of the particle as it moves through point B
a. 3.0 J b. 2.0 J c. 5.0 J d. 8.0 J e. 10.0 J