Consider a galvanometer with full scale sensitivity of 333. ?A and a coil resistance of 33. ?
(a) What shunt resistance is needed to make a 5.0 A ammeter?
(b) What series resistance is needed to construct a 5.0 volt voltmeter?
(a) 2.2 m?
(b) 15. K?
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The extinction of starlight due to the interstellar medium I. is the greatest in the ultraviolet. II. is the greatest in the infrared. III. is caused by ionized hydrogen. IV. is caused by dust particles
a. I & III b. II & III c. I & IV d. II & IV e. only IV
The helium flash requires a core temperature of ________ K to create carbon
Fill in the blank(s) with correct word
Microscopic slush in water tends to make the water
A) more dense. B) less dense. C) slipperier. D) warmer.
Suppose that a car traveling to the East (+x direction) begins to slow down as it approaches a traffic light. Make a statement concerning its acceleration
A) The car is decelerating, and its acceleration is positive. B) The car is decelerating, and its acceleration is negative. C) The acceleration is zero. D) The car is accelerating, and its acceleration is positive. E) The car is accelerating, and its acceleration is negative.