Homework Clinic
Science Clinic => Physics => Topic started by: kellyjaisingh on Jul 29, 2018
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A crane lifts a steel submarine of density 7800 kg/m3 and mass 20,000 kg. What is the tension in the lifting cable (a) when the submarine is submerged in water of density 1000 kg/m3, and (b) when it is entirely out of the water?
A) (a) 2.0 105 N (b) 1.7 105 N
B) (a) 1.7 105 N (b) 2.0 105 N
C) (a) 2.6 103 N (b) 2.0 105 N
D) (a) 2.0 105 N (b) 2.6 103 N
Question 2
Which one of the following is the correct electronic configuration for carbon, which has 6 electrons?
A) 1s1 2s1 2p1 B) 1s1 2p1 C) 1s2 2s2 2p2 D) 1s2 2s2 2p4 E) 1s1 2s2 2p1
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Answer to Question 1
B
Answer to Question 2
C
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thanks
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Answer to Question 1
B
Answer to Question 2
C
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Thank you