A lamp has a current of 1.5 A. In hours, how long does it take for...
A lamp has a current of 3.21 A. In hours, how long does it take for 1 mole of electrons to pass through the lamp?
A plate glass window (n = 1.5) has a thickness of 3.7 mm. How long does it take light to pass perpendicularly through the plate?
How long does it take a total charge of 10.6 C to pass through a cross-sectional area of copper wire that carries a current of 5.2 A? s
A 180 W street lamp is operated for 13 hours a day. How much energy does it take to operate the lamp for 70 days? Express your answer in kW*h Express your answer in joules.
How long does it take electrons to get from a car battery to the starting motor? Assume the current is 250 A and the electrons travel through a copper wire with cross-sectional area 0.19 cm2 and length 0.79 m. The number of charge carriers per unit volume is 8.49·1028 m-3.
How long does it take electrons to get from a car battery to the starting motor? Assume the current is 280 A and the electrons travel through a copper wire with cross-sectional area 0.260 cm2 and length 1.00 m. The number of charge carriers per unit volume is 8.49 × 1028 m-3.
How long does it take, in years, for a total charge of 3.1 x 10° C to pass through a cell with a current of 5.81 A? Select the correct answer below: O 17 YT O 3.1 y1 O 1.2 yı O 0.64 yr
A 20 μF capacitor initially charged to 25 μC is discharged through a 1.5 kΩ resistor. Part A How long does it take to reduce the capacitor's charge to 10 μC?
D Question 7 2 pts How long (in hours) does it take for a first order reaction to go from 0.050 M to 0.010 M? Answer to three decimal places. k=2.42 (1/hr) Question 8 2 pts A second order reaction at 443°C has a k-30. with the units appropriate for a second order reaction. How much time (in minutes) does it take for the concentration of the reactant to drop from 0.010M to 0.0050 M? Answer to 1 decimal place.
How long does it take for the current in an RL circuit with R = 130 W and L = 63 mH to reach half its final value?