A 200-W light bulb is connected across a 110-V dc power supply. What is the current through this bulb?
A) 0.90 A
B) 0.36 A
C) 0 A
D) 0.60 A
E) 1.8 A
E
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The units on the Hubble constant are ____________________
Fill in the blank(s) with correct word
The equator has approximately ______________ hours of daylight every day of the year
Fill in the blank(s) with correct word
Van der Waals bonding is caused by
A) the sharing of electrons between atoms. B) the transfer of electrons between atoms. C) unequal charge distribution around neutral molecules. D) atoms bonding to hydrogen molecules. E) atoms bonding to oxygen molecules.
A 4.00-kg mass and a 9.00-kg mass are being held at rest against a compressed spring on a frictionless surface
When the masses are released, the 4.00-kg mass moves to the east with a speed of 2.00 m/s. What is the velocity of the 9.00-kg mass after the masses are released? A) 2.00 m/s west B) 0.888 m/s west C) 0.500 m/s east D) 4.50 m/s west E) 0.500 m/s west