The figure shows a 2.0-cm diameter roller that turns at 90 rpm. A 4.0-cm wide plastic film is being wrapped onto the roller, and this plastic carries an excess electric charge having a uniform surface charge density of 9.5 nC/cm2 . What is the current of the moving film?
The figure shows a 2.0-cm diameter roller that turns at 90 rpm. A 4.0-cm wide plastic...
The following figure shows a 4.0-cm-wide plastic film being wrapped onto a 2.0-cm-diameter roller that turns at 96 rpm . The plastic has a uniform surface charge density of -1.5 nC/cm2 1) What is the current of the moving film? 2)How long does it take the roller to accumulate a charge of -10 μC?
A 4.0-cm-diameter loop with resistance 0.11 Ω around a 2.0-cm-diameter solenoid. (Figure 1) The solenoid is 10 cm long, has 100 turns, and carries the current shown in the graph (Figure 2). A positive current is cw when seen from the left Find the current in the loop at t = 1.5 s. Express your answer to two significant figures and include the appropriate units. Isol / OOOOOOOOOOC DO 4.0 cm 2.0 cm
(Figure 1) shows five electric charges Four charges with the magnitude of the charge 2.0 nC form a square with the size a = 4.0 cm. Positive charge with the magnitude of q = 4.0 nC is placed in the center of the square. Part AWhat is the magnitude of the force on the 4.0 nC charge in the middle of the figure due to the four other charges? Part B What is the direction of the force on the 4.0 nC charge...
The figure shows a five-turn, 1.0-cm-diameter coil with R = 0.16 ohms inside a 2.0-cm-diameter solenoid. The solenoid is 7.7cm long, has 110 turns, and carries the current shown in the graph. A positive current is cw when seen from the left. Determine the current in the coil at t = 0.010s. The figure shows a five-turn, 1.0-cm-diameter coil with R = 0.16 ohms inside a 2.0-cm-diameter solenoid. The solenoid is 7.7cm long, has 110 turns, and carries the current...
2. Shown at right is a 4.0 cm-diameter loop with resistance 0.10 Ω around a 2.0-cm-diameter solenoid. The solenoid is 10 cm long, has 100 turns, and carries the current shown in the graph. A positive current is CW when seen from the left. Find the current in the loop at Isol (A) 20 sol 2.0 cm 4.0 em 0 t (s) 1 12 3 20 (a) t 0.5 s (b) t 1.5 s (c) t 2.5 s 2. Shown...
Q1) A spherical conductor (radius = 1.0 cm) with a charge of 2.0 pC is within a concentric hollow spherical conductor (inner radius = 3.0 cm, outer radius = 4.0 cm) which has a total charge of -3.0 pC. What is the magnitude of the electric field 2.0 cm from the center of these conductors. Q2)A charge is uniformly distributed along the entire x-axis. If each 20 cm length of the x-axis carries 2.0 nC of charge. What is the...
(Figure 1) shows five electric charges. Four charges with the magnitude of the charge 2.0 nC form a square with the size α = 4.0 cm. Positive charge with the magnitude of q = 1.5 nC is placed in the center of the square.Part A What is the magnitude of the force on the 1.5 nC charge in the middle of the figure due to the four other charges? Part B What is the direction of the force on the 1.5 nC charge...
The figure shows a hallow metal sphere with inner radius 2.10 cm and outer radius 13.1 cm and a point charge at the center. The inner surface of the hollow sphere has a total charge of 8.70 nC and the outer surface has a total charge of-22-9 nc Calculate the value of the charge at the center of the metal sphere. Answer Calculate the magn tude electric field a distance 24.0 cm from the center of the sphere Answer: fthe...
Review Part A (Figure 1) shows a 1.0-cm-diameter loop with R 0.70 2 inside a 2.0-cm-diameter solenoid. The solenoid is 8.0 cm long, has 130 turns, and carries the current shown in the graph. A positive current is cw when seen from the left. Determine the current in the loop at t 0.010 s? Express your answer with the appropriate units Figure 1 of 1 Units I-Value Submit evious Answe Answe Incorrect Try Again; 10 attempts remaining 0.5 2.0cm 10...
A 4.0-cm-diameter loop with resistance 0.17 12 around a 2.0-crn-diameter solenoid. (Figure 1) The solenoid is 11 cmn long, has 100 turns, and carries the current shown in the graph (Figure 2). A positive current is cw when seen from the left. Part A Find the current in the loop at t = 0.5 8. Express your answer as an integer and include the appropriate units. I(0.5) = OA Previous Answers ✓ Correct Part B Find the current in the...