Disadvantages
1. They are very expensive
2. They have lower e.m.f per cell.
Moraa orina answered the question on April 5, 2018 at 07:23
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Date posted: April 5, 2018. Answers (1)
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pinhole. Calculate the height of the...(Solved)
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Date posted: April 5, 2018. Answers (1)
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an image 2.5 cm high if the distance between the...(Solved)
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Date posted: April 5, 2018. Answers (1)
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effective area of the brake pads on each of...(Solved)
The master cylinder piston in a car braking system has a diameter of 2.0 cm. The
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. The driver
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b) The total braking force in the car.
Date posted: April 4, 2018. Answers (1)
- The area of the smaller piston of a hydraulic press is 0.01 m2 and that of the bigger piston is 0.5 m2. If the force...(Solved)
The area of the smaller piston of a hydraulic press is 0.01 m2
and that of the bigger
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Date posted: April 4, 2018. Answers (1)
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Date posted: April 4, 2018. Answers (1)
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Date posted: April 4, 2018. Answers (1)
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Date posted: April 4, 2018. Answers (1)
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What would be the height of...(Solved)
The height of the mercury column in a barometer is found to be 67.0 cm at a certain place.
What would be the height of a water barometer at the same place? (densities of mercury-
1.36 × 104
kg/m3
and water- 1.0 × 103
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).
Date posted: April 4, 2018. Answers (1)
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. Determine the liquid pressure at a point 76 cm
below the surface of mercury. (Take g = 10...(Solved)
The density of mercury is 13,600 kgm-3
. Determine the liquid pressure at a point 76 cm
below the surface of mercury. (Take g = 10 Nkg-1
)
S
Date posted: April 4, 2018. Answers (1)
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, determine the pressure due...(Solved)
A diver is 10 m below the surface of water in a dam. If the density of water is 1,000 kgm-3
, determine the pressure due to the water on the diver. (Take g = 10 Nkg-1
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Date posted: April 4, 2018. Answers (1)
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the floor is 420 cm2
,...(Solved)
A man of mass 84 kg stands upright on a floor. If the area of contact of his shoes and
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Date posted: April 4, 2018. Answers (1)
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An astronaut weighs 900 N on earth. On the moon he weighs 150 N. Calculate the moons’
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Date posted: April 3, 2018. Answers (1)
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Date posted: April 3, 2018. Answers (1)