Charge Q is uniformly distributed on a conducting spherical shell. The surface charge density is a = +10 x 10-6C/m². The inner and outer radii of the sphere respectively are R₁ = 5.0 cm, R₂ = 10 cm. Answer the questions from 8 to 10 8 What the total charge (Q) on the surface of the sphere in (UC)? R₁

College Physics
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Chapter18: Electric Charge And Electric Field
Section: Chapter Questions
Problem 54PE: Earth has a net charge that produces an electric field of approximately 150 N/C downward at its...
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Q5. A uniformly charged straight line with length L=0.5 m carries
the charge 50 nc. The electric field due to this charge at distance
0.1 m from the end of this line at point P on the x-axis has the value (in N/C):
A) 1.27 x 10² j
B) 7.5 x 10²t C) 9.0x 10³ t
D) -7.5x 10³ t
Q6. A proton enters a region of uniform electric field (E = 50 ) N/C) with an initial velocity (v = 40 × 10³ î
m/s). Find the time it takes the proton to travel 5cm in the x-direction?
A) 0.25 µs
D) 1.25 µs
B) 0.13 μs
C) 2.50 μs
Q7. An infinite plane has a uniform charge per unit area of 10 µC/m². What is the electric field 10 cm above the
plane
A) 5.6x10³ N/C B) 11.2x10³ N/C
C) 900 N/C
Charge Q is uniformly distributed on a conducting spherical shell. The
surface charge density is a = +10 x 10-6C/m². The inner and outer radii of
the sphere respectively are R₁ = 5.0 cm, R₂ = 10 cm. Answer the questions
from 8 to 10
Q8. What the total charge (Q) on the surface of the sphere in (UC)?
2.1
B) 1.3
C) 8.0
D) 1.0
Q9. The magnitude of electric field at distance 3.0 cm from origin (in N/C)
is:
A) 7501
B) 6.1×10³
C) 0
D) 9.2×10
Q10. The magnitude of electric field at distance 15 cm from origin (in N/C) is:
A) 5.2x10³
C) 5200
B) 52x10
D) 2.5×10
D) 4500 N/C
Q11. The electric flux (in N.m³/C) through the spherical closed surface shown a figure is:
C) 225
A)-132
B)-456
D) 0
R
A
R
R₁
B
0.1m
O
+2.00 nC
جا بجا
R
O
-3.00 nC
Q12. An insulating sphere of radius R has a charge +Q uniformly distributed through its volume. Which of the
following plots corresponds to its electric field as a function of the distance r from its center O?
A) Figure A
B) Figure C
C) Figure B
D) Figure D
0
P
R2
O
+3.00 nC
Transcribed Image Text:Q5. A uniformly charged straight line with length L=0.5 m carries the charge 50 nc. The electric field due to this charge at distance 0.1 m from the end of this line at point P on the x-axis has the value (in N/C): A) 1.27 x 10² j B) 7.5 x 10²t C) 9.0x 10³ t D) -7.5x 10³ t Q6. A proton enters a region of uniform electric field (E = 50 ) N/C) with an initial velocity (v = 40 × 10³ î m/s). Find the time it takes the proton to travel 5cm in the x-direction? A) 0.25 µs D) 1.25 µs B) 0.13 μs C) 2.50 μs Q7. An infinite plane has a uniform charge per unit area of 10 µC/m². What is the electric field 10 cm above the plane A) 5.6x10³ N/C B) 11.2x10³ N/C C) 900 N/C Charge Q is uniformly distributed on a conducting spherical shell. The surface charge density is a = +10 x 10-6C/m². The inner and outer radii of the sphere respectively are R₁ = 5.0 cm, R₂ = 10 cm. Answer the questions from 8 to 10 Q8. What the total charge (Q) on the surface of the sphere in (UC)? 2.1 B) 1.3 C) 8.0 D) 1.0 Q9. The magnitude of electric field at distance 3.0 cm from origin (in N/C) is: A) 7501 B) 6.1×10³ C) 0 D) 9.2×10 Q10. The magnitude of electric field at distance 15 cm from origin (in N/C) is: A) 5.2x10³ C) 5200 B) 52x10 D) 2.5×10 D) 4500 N/C Q11. The electric flux (in N.m³/C) through the spherical closed surface shown a figure is: C) 225 A)-132 B)-456 D) 0 R A R R₁ B 0.1m O +2.00 nC جا بجا R O -3.00 nC Q12. An insulating sphere of radius R has a charge +Q uniformly distributed through its volume. Which of the following plots corresponds to its electric field as a function of the distance r from its center O? A) Figure A B) Figure C C) Figure B D) Figure D 0 P R2 O +3.00 nC
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