Get premium membership and access questions with answers, video lessons as well as revision papers.
a. P = F/A
F= 27200 X 0.0736
F= 2001.92 N
NB. W = mg
M = 2001.92/10
M=200.192 kg
b. P = F/A
= 2001.92/0.0368
=54400pa
joseph rimiru answered the question on October 18, 2017 at 17:43
- A force of 1000 N is applied to an area of 10000 mm^2. What is the pressure exerted on the area in pascals? (Solved)
A force of 1000 N is applied to an area of 10000 mm^2. What is the pressure exerted on the area in pascals?
Date posted: October 18, 2017. Answers (1)
- A woman of mass 90 kg stands upright on a tile floor. If the area of contact of her shoes and floor is 300 cm^2,...(Solved)
A woman of mass 90 kg stands upright on a tile floor. If the area of contact of her shoes and floor is 300 cm^2, determine the average pressure she exerts on the floor. (Take g=10 N kg^-1)
Date posted: October 18, 2017. Answers (1)
- The mass of space shuttle was found to be 500 kg. If it weight is 10000 N gravitational field strength of the planet.(Solved)
The mass of space shuttle was found to be 500 kg. If it weight is 10000 N gravitational field strength of the planet.
Date posted: October 18, 2017. Answers (1)
- Calculate the weights of the following mass
a. 4 kg
b. 550 g
c. 0.85 kg
d. 6000000 mg
(Solved)
Calculate the weights of the following mass
a. 4 kg
b. 550 g
c. 0.85 kg
d. 6000000 mg
Date posted: October 18, 2017. Answers (1)
- An astronaut weighs 1000 N on earth. On moon, he weight 200 N. Calculate the moon’s gravitational strength. (take g= 10 N kg^-1)(Solved)
An astronaut weighs 1000 N on earth. On moon, he weight 200 N. Calculate the moon’s gravitational strength. (take g= 10 N kg^-1)
Date posted: October 18, 2017. Answers (1)
- Calculate the weight of each of the following items:
a. A stone of 2.5 kg.
b. A pencil of mass 6.0g.
c. A tanker of 10 tonnes.
(Solved)
Calculate the weight of each of the following items:
a. A stone of 2.5 kg.
b. A pencil of mass 6.0g.
c. A tanker of 10 tonnes.
Date posted: October 18, 2017. Answers (1)
- State a property of electromagnetic wave on which the operation of a radar system is based (Solved)
State a property of electromagnetic wave on which the operation of a radar system is based
Date posted: October 17, 2017. Answers (1)
- State two conditions necessary for the occurrence of an annular eclipse ...(Solved)
State two conditions necessary for the occurrence of an annular eclipse
Date posted: October 17, 2017. Answers (1)
- Why does a gun recoil when it is fired?(Solved)
Why does a gun recoil when it is fired?
Date posted: October 17, 2017. Answers (1)
- State the difference between an ideal and real gas
(Solved)
State the difference between an ideal and real gas
Date posted: October 17, 2017. Answers (1)
- Explain why it is possible to compress gases but not solid or liquid (Solved)
Explain why it is possible to compress gases but not solid or liquid
Date posted: October 17, 2017. Answers (1)
- Explain how heat demagnetizes a magnet.(Solved)
Explain how heat demagnetizes a magnet.
Date posted: October 17, 2017. Answers (1)
- What is the angle of deviation(Solved)
What is the angle of deviation
Date posted: October 17, 2017. Answers (1)
- Define the following terms as used in sound.1. Pitch 2. Intensity(Solved)
Define the following terms as used in sound.
1. Pitch
2. Intensity
Date posted: October 17, 2017. Answers (1)
- State two differences between heat and temperature.(Solved)
State two differences between heat and temperature.
Date posted: October 17, 2017. Answers (1)
- Explain why a nail rubbed with oil penetrates timber easily when hammered than a dry nail.(Solved)
Explain why a nail rubbed with oil penetrates timber easily when hammered than a dry nail.
Date posted: October 17, 2017. Answers (1)
- Name the most suitable instrument for measuring the diameter of a thin wire or strand of hair.(Solved)
Name the most suitable instrument for measuring the diameter of a thin wire or strand of hair.
Date posted: October 17, 2017. Answers (1)
- 2000 cm^3 of fresh water of density 1000 cm^3 is mixed with 3200 cm^3 of sea water of density 1025 cm^3. Calculate the density of...(Solved)
2000 cm^3 of fresh water of density 1000 cm^3 is mixed with 3200 cm^3 of sea water of density 1025 cm^3. Calculate the density of the mixture.
Date posted: October 16, 2017. Answers (1)
- The mass of a substance is always constant whether an object is on the moon or the earth or any other planet. Explain.(Solved)
The mass of a substance is always constant whether an object is on the moon or the earth or any other planet. Explain.
Date posted: October 16, 2017. Answers (1)
- If a ream of 500 paper has a mass of 3 kg. find the mass of a single paper in:
a. kg
b. mg
(Solved)
If a ream of 500 paper has a mass of 3 kg. find the mass of a single paper in:
a. kg
b. mg
Date posted: October 16, 2017. Answers (1)