The diagram below shows the position of a long straight wire perpendicular to the page and a set of directions labeled A through H. When the current in the wire is directed up out of the page, the direction of the magnetic field at point P is
A. E.
B. F.
C. G.
D. H.
E. A.
Answer: C
You might also like to view...
A box is being pulled across a rough floor at a constant speed. What can you say about the work done by friction?
a) friction does no work at all b) friction does negative work c) friction does positive work
Which of the following statements best describes the idea behind the Carbon Assimilation Experiment on board the Viking landers?
A) living organisms in the soil should incorporate carbon from atmospheric gases B) radioactive gases should be produced when radioactive nutrients are added to a soil sample C) soil with living organisms in it should contain organic molecules D) living organisms in the soil should give off gases when they metabolize nutrients
A 92.5 kg stunt man stands on a piston that will launch him out of a vertical tube. The piston applies a constant force F to the man’s feet. Starting from rest, the force is applied for 1.20 s, and during that time interval, the man attains a velocity of 25.5 m/s. What was the man’s apparent weight during this time interval?
A. Unable to answer without knowing the value of F B. 3740 N C. 1970 N D. 2830 N E. 2870 N
A mass src="https://sciemce.com/media/4/6823b3c5c6c7cd8234.png" class="w-image" />?
is connected by a light string that passes over a pulley of mass M to a mass 
sliding on a frictionless horizontal surface as shown in the figure. There is no slippage between the string and the pulley. The pulley has a radius of 25.0 cm and a moment of inertia of 1?2 
If 
is 4.00 kg, 
is 4.00 kg, and M is 4.00 kg, then what is the acceleration of
A. 4.42 
B. 3.92
C. 3.42
D. 3.04
E. 2.96