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Which is not a way to make an electromagnet stronger?
outward from the north pole and inward to the south pole
A negative point charge placed at point A will move toward the right.
12 A
51.5 watts
you are in free fall as your chair drops suddenly.
using a thicker wire
9.2 x 10^-16 N
Object X has a neutral charge. Object Y has a negative charge.
A positive charge attracts object X. A negative charge repels object Y. Object X is attracted to object Y. (alternation of positive and negative charges)
outward from the north pole and inward to the south pole
A negative point charge placed at point A will move toward the right.
12 A
51.5 watts
you are in free fall as your chair drops suddenly.
using a thicker wire
9.2 x 10^-16 N
Object X has a neutral charge. Object Y has a negative charge.
Demonstrate your knowledge of Coulomb's law if Q1 is 1.6 x 10^-13 C, Q2 is 1.6 x 10^-13 C, and d is 0.50 m (k = 9x10^9 N/m^2/C^2) (F=k•Q1•Q2/d^2)
outward from the north pole and inward to the south pole
A negative point charge placed at point A will move toward the right.
12 A
51.5 watts
you are in free fall as your chair drops suddenly.
using a thicker wire
9.2 x 10^-16 N
Object X has a neutral charge. Object Y has a negative charge.
A student lifts her 42kg body 0.25meters in 2seconds. How much power is she exerting? (weight=mass x gravity) (P=Fd/t)
outward from the north pole and inward to the south pole
A negative point charge placed at point A will move toward the right.
12 A
51.5 watts
you are in free fall as your chair drops suddenly.
using a thicker wire
9.2 x 10^-16 N
Object X has a neutral charge. Object Y has a negative charge.
You are on a roller coaster and you are momentarily lifted out of your seat when dropped at the top of a very high hill. You feel weightless because
outward from the north pole and inward to the south pole
A negative point charge placed at point A will move toward the right.
12 A
51.5 watts
you are in free fall as your chair drops suddenly.
using a thicker wire
9.2 x 10^-16 N
Object X has a neutral charge. Object Y has a negative charge.
The lines of magnetic field from a bar magnet for closed lines. By convention, the field direction is taken to be
outward from the north pole and inward to the south pole
A negative point charge placed at point A will move toward the right.
12 A
51.5 watts
you are in free fall as your chair drops suddenly.
using a thicker wire
9.2 x 10^-16 N
Object X has a neutral charge. Object Y has a negative charge.
A circuit has a resistance of 2.0 ohms and a 24 V battery. What is the current?
outward from the north pole and inward to the south pole
A negative point charge placed at point A will move toward the right.
12 A
51.5 watts
you are in free fall as your chair drops suddenly.
using a thicker wire
9.2 x 10^-16 N
Object X has a neutral charge. Object Y has a negative charge.
A negative point charge placed at point A will move toward the right.
outward from the north pole and inward to the south pole
A negative point charge placed at point A will move toward the right.
12 A
51.5 watts
you are in free fall as your chair drops suddenly.
using a thicker wire
9.2 x 10^-16 N
Object X has a neutral charge. Object Y has a negative charge.
Check it!