A refrigerator is an example of a heat mover
Indicate whether the statement is true or false
T
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What is the focal length of the combined lenses with individual powers of 8.0 diopters and 4.0 diopters?
A) 8.0 cm B) 5.6 cm C) 6.0 cm D) 8.3 cm E) 4.0 cm
List the four Galilean moons and describe their unique characteristics
What will be an ideal response?
The figure shows a cross section of three parallel wires each carrying a current of 15 A. The currents in wires A and C are out of the paper, while that in wire B is into the paper. If the distance R = 5.0 mm, what is the magnitude of the force on a 4.0-m length of wire C?
a.
90 mN
b.
54 mN
c.
30 mN
d.
18 mN
e.
36 mN
A wheel of moment of inertia of 5.00 kg-m2 starts from rest and accelerates under a constant torque of 3.00 N-m for 8.00 s. What is the wheel's rotational kinetic energy at the end of 8.00 s?
A) 57.6 J B) 122.0 J C) 91.9 J D) 64.0 J E) 78.8 J