A light bulb operating at 110 V draws 1.40 A of current. What is its resistance?
A) 12.7 ?
B) 78.6 ?
C) 109 ?
D) 154 ?
E) 178 ?
B
Physics & Space Science
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Determine the heat capacity (in calories/°C) of a lake containing one million gallons (approximately 4 million kilograms) of water at 15°C
a. 4 × 10^6 b. 4 × 10^9 c. 4 × 10^3 d. 1 × 10^3 e. 4 × 10^2
Physics & Space Science
Radar maps of Venus show impact craters
Indicate whether the statement is true or false
Physics & Space Science
Answer the following statement(s) true (T) or false (F)
1. It is a good inertial frame if it is moving at a fixed speed in a straight line. 2. It is a good inertial frame if it is moving at a fixed speed around a curve.
Physics & Space Science
An ampere is a unit of electric
A) pressure. B) current. C) resistance. D) all of the above E) none of the above
Physics & Space Science