Which planet has the second largest moon in the solar system?
a. Jupiter
b. Saturn
c. Uranus
d. Neptune
b
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What is Right-Hand Rule used to determine?
a) Given the directions of the magnetic field and the velocity of a charged particle, it is used to find the direction of the magnetic force on the particle. b) Given the directions of the magnetic field and magnetic force on a charged particle, it is used to determine the magnitude and sign of charge on the particle. c) Given the magnitude and sign of the charge on a particle and the direction of the magnetic force, it is used to determine the net force on the particle. d) It is used to determine the direction of the "reaction force" when applying Newton's third law of motion to the particle.
Two-thirds of all known millisecond pulsars are found in what type of object?
A) open clusters B) extremely distant galaxies C) giant molecular clouds D) globular clusters E) emission nebulae
A traveler pulls on a suitcase strap at an angle 36° above the horizontal. If 555 J of work are done by the strap while moving the suitcase a horizontal distance of 15m what is the tension in the strap?
A) 52 N B) 46 N C) 56 N D) 37 N
What is the equivalent capacitance of the combination shown?
a.
29 µF
b.
10 µF
c.
40 µF
d.
25 µF