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Author Question: A typical automobile consumes about 70 kW of power from the gas tank. How many 100-watt light bulbs ... (Read 42 times)

kodithompson

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on: Jul 29, 2018
A typical automobile consumes about 70 kW of power from the gas tank. How many 100-watt light bulbs could this light up, if the energy were used to light electric bulbs rather than to run the car?
 
  A) 7 bulbs
  B) 700 bulbs
  C) 7000 bulbs
  D) 70 bulbs
  E) This question cannot be answered without knowing the amount of time the car is being driven at this power.

Question 2

A uniform meter stick is freely pivoted about the 0.20-m mark. If it is allowed to swing in a vertical plane with a small amplitude and friction, what is the frequency of its oscillations?
 
  A) 0.55 Hz
  B) 0.66 Hz
  C) 0.92 Hz
  D) 1.1 Hz
  E) 1.3 Hz


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bfulkerson77

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Reply #1 on: Jul 29, 2018
Answer to Question 1

B

Answer to Question 2

B


kodithompson

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Reply 2 on: Jul 29, 2018
Excellent

isabelt_18

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Reply 3 on: Yesterday
:D TYSM

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