7) An iron anchor of density 7870 kg/m' appears 350 N lighter in water than in air. The weight of the anchor in air (in N) is: a) 1574 b) 2125 c) 3148 d) 2755 e) 1025 Q8) A cylindrical tank with a large diameter is filled with water to a depth D = 0.60 m. A hole of cross-sectional area A=5.4 cm² in the bottom of the tank allows water to drain out. The drainage rate (in 10³ m³/s) is: a) 1.6 b) 1.3 c) 1.9 d) 1.5 e) 1.4

Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
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7) An iron anchor of density 7870 kg/m' appears 350 N lighter in water than in air.
The weight of the anchor in air (in N) is:
a) 1574
b) 2125
c) 3148
d) 2755 e) 1025
Q8) A cylindrical tank with a large diameter is filled with water to a depth D =
0.60 m. A hole of cross-sectional area A = 5.4 cm² in the bottom of the tank allows
water to drain out. The drainage rate (in 10³ m³/s) is:
a) 1.6
b) 1.3
c) 1.9
d) 1.5 e) 1.4
2
Transcribed Image Text:7) An iron anchor of density 7870 kg/m' appears 350 N lighter in water than in air. The weight of the anchor in air (in N) is: a) 1574 b) 2125 c) 3148 d) 2755 e) 1025 Q8) A cylindrical tank with a large diameter is filled with water to a depth D = 0.60 m. A hole of cross-sectional area A = 5.4 cm² in the bottom of the tank allows water to drain out. The drainage rate (in 10³ m³/s) is: a) 1.6 b) 1.3 c) 1.9 d) 1.5 e) 1.4 2
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