2. The external diameter of a 5m long hollow tube is 10 cm and the thickness of it is 5 mm. The specilie resistance of copper is 1.7 x 10-52m, then its resistance is a) 5. 7 x 10$N b) 6.7 x 10-5 N c) 0.67 x 10-5 2 d) 0.57 x 10-5N The length of a
2. The external diameter of a 5m long hollow tube is 10 cm and the thickness of it is 5 mm. The specilie resistance of copper is 1.7 x 10-52m, then its resistance is a) 5. 7 x 10$N b) 6.7 x 10-5 N c) 0.67 x 10-5 2 d) 0.57 x 10-5N The length of a
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![2.
The external diameter of a 5m long hollow tube is 10 cm and the thickness of it is 5 mm. The specilie
resistance of copper is 1.7 x 10- Qm, then its resistance is
[ ]
a) 5. 7 x 10-5 2
b) 6.7 x 10-5 N
c) 0.67 x 10-5 N
d) 0.57 x 10-5N
3.
The length of a copper wire of cross sectional area 0.01 mm? that is needed to prepare a resistance or
Ik2 is (Pa = 1.7x10*2m)
a) 0.4 km
h) 0.6 km
c)05 km](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F1a8a9a7f-0d7f-46c7-a51d-d4d327108b53%2Fc9e8b77b-e371-4c23-bab6-16f8b3a93565%2Fgcbwhy_processed.jpeg&w=3840&q=75)
Transcribed Image Text:2.
The external diameter of a 5m long hollow tube is 10 cm and the thickness of it is 5 mm. The specilie
resistance of copper is 1.7 x 10- Qm, then its resistance is
[ ]
a) 5. 7 x 10-5 2
b) 6.7 x 10-5 N
c) 0.67 x 10-5 N
d) 0.57 x 10-5N
3.
The length of a copper wire of cross sectional area 0.01 mm? that is needed to prepare a resistance or
Ik2 is (Pa = 1.7x10*2m)
a) 0.4 km
h) 0.6 km
c)05 km
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