Physics, 12.12.2019 18:31, princessbrebre4482
Which of the following will increase the strength of a copper electromagnet?
o
a. decreasing the current
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b. pulsing the current
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c. using aluminum instead o
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d. wrapping the copper wire around an iron nail
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e. adding more loops to the wire
Answers: 2
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According to newtons universal law of gravitation, which would change the parh of the ball so it traces out widest curved path possible?
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Physics, 22.06.2019 09:00, carterh166
Immediately upon reaching its lowest point, a falling pendulum bob has its greatest amount of energy, which is the initial amount of potential energy. a. heat; less than b. heat; more than c. kinetic; less than d. kinetic; more than
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Physics, 22.06.2019 12:40, live4dramaoy0yf9
Find the equation for the plane through upper p 0 left parenthesis negative 4 comma negative 8 comma negative 5 right parenthesis perpendicular to the following line. xequalsnegative 4 minus t, yequalsnegative 8 plus 2 t, zequals3 t, minusinfinityless thantless thaninfinity
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Physics, 22.06.2019 18:30, yuvraj2298
Ahot-air balloon takes off from the ground traveling vertically with a constant upward acceleration of magnitude g/4. after time interval δt, a crew member releases a ballast sandbag from the basket attached to the balloon. how many seconds does it take the sandbag to reach the ground? (express your answer in terms of δt)
Answers: 2
Which of the following will increase the strength of a copper electromagnet?
o
a. decreas...
o
a. decreas...
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