Angular and Linear Quantities: A bicycle has wheels that are 60 cm in diameter. What is the angular speed of these wheels when it is moving at 4.0 m/s?
A. 1.2 rad/s
B. 4.8 rad/s
C. 0.36 rad/s
D. 13 rad/s
E. 7.6 rad/s
Answer: D
You might also like to view...
Which kind of telescope is shown and where is it located?
a. optical, ground b. radio, space c. radio, ground d. optical, space
What is the difference between an E0 and an E7 type galaxy?
A) The spiral arms are much tighter in the E7 type galaxy than in the E0. B) The E7 is much more like a spiral than the E0 type galaxy. C) The amount of gas is larger in the E0 type eccentric galaxy. D) The E0 is circular and the E7 more elongated. E) The E0 is much more like a spiral than the E7 type galaxy.
Complete and balance the equation: Mg + HC2H3O2 ? _____________________
Fill in the blank(s) with correct word
Two long parallel wires are a distance d apart. The current in one wire is 10 A and the current in the other wire is 30 A. The currents are in the same direction. If the 30-A current is increased to 50 A, by what factor does the magnitude of the magnetic field midway between the wires change?
a. 2 c. 25/9 b. 4 d. 5/3