The energy of a photon depends on
A) its amplitude.
B) its velocity.
C) its frequency.
C
Physics & Space Science
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What is the electric potential at the center of a hollow metal sphere of outside diameter 14. cm which holds a net charge of 3.3 ?C?
What will be an ideal response?
Physics & Space Science
An object is thrown upwards with a speed of 14 m/s. How high above the projection point is it after 0.50 s?
A) 0 m B) 2.9 m C) 5.8 m D) 7.0 m E) 8.2 m
Physics & Space Science
The coefficient of static friction between the tires of a car and the street is ?s = 0.70 . Of the following, what is the steepest inclination angle of a street on which a car can be parked (with wheels locked) without slipping?
a. 30° b. 40° c. 35° d. 45° e. 32°
Physics & Space Science
Which physical unit is the SI acceleration of gravity?
A) 40 km, SW B) 32 ft/s2 C) 9.8 m/s2 D) 186,000 mi E) -120 mi/s
Physics & Space Science