Assuming 95.0% effciency for the conversloh of electrla power by the motor, what current must the 12.0-V batteries of a 808-kg electric car be able to supply to do the following? (a) accelerate from rest to 25.0 m/s in 1.00 min A (b) climb a 200-m high hill in 2.00 min at a constant 25.0 m/s speed while exerting 403 N of force to overcome air resistance and friction A

College Physics
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Chapter20: Electric Current, Resistance, And Ohm's Law
Section: Chapter Questions
Problem 64PE: Integrated Concepts (a) Assuming 95.0% efficiency for the conversion of electrical power by the...
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Assuming 95.0% efficiency for the conversion of electrical power by the
motor, what current must the 12.0-V batteries of a 808-kg electric car be
able to supply to do the following?
(a) accelerate from rest to 25.0 m/s in 1.00 min
А
(b) climb a 200-m high hill in 2.00 min at a constant 25.0 m/s speed
while exerting 403 N of force to overcome air resistance and friction
A
Transcribed Image Text:Assuming 95.0% efficiency for the conversion of electrical power by the motor, what current must the 12.0-V batteries of a 808-kg electric car be able to supply to do the following? (a) accelerate from rest to 25.0 m/s in 1.00 min А (b) climb a 200-m high hill in 2.00 min at a constant 25.0 m/s speed while exerting 403 N of force to overcome air resistance and friction A
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