Search & Filtering
A 2μF and 6μF capacitor are connected in series with a 12V battery. What is the maximum charge stored on the 2μF capacitor?
a. 96μC
c. 18μC
b. 13.5μC
d. 24μC
How much charge flows from each terminal of a 12.0-V battery when it is connected to a 5.00-μF capacitor?
The two plates of a capacitor hold +2500 μC and -2500 μC of charge, respectively, when the potential difference is 960V. What is the capacitance?
An object is 3 inches in front of a concave mirror with radius of curvature 12 inches.
Find: a) the image distance.
b) the magnification.
c) the image description: real of virtual? erect of inverted?
An object is 3cm in front of a convex lens with 2cm focal length.
Find: a) the image distance
B)the magnification.
C)the image description: real or virtual? erect or inverted?
A flashlight underwater (n=1.43) is aimed at the surface with incident angle 30°. What is the angle of refraction in the air (n=1) ?
Find the quantum ( photon) energy associated with a 650.kHz AM radio signal.
If a 20dB sound level (ticking clock) is replaced by 80dB (garbage disposal), by what factor has the sound intensity been multiplied?
4.5m of air a gauge pressure 46.kPa undergoes an isothermal expansion to where the gauge pressure drops to 13.kPa. Calculate the final volume in m3
1270.cm of propane at 18.0°C are heated and allowed to expand to 1530.cm through an isobaric process. Calculate the final temperature in °C.
