Login
Remember
Register
EasyElimu Questions and Answers
Questions
Unanswered
Tags
Users
Ask a Question
Ask a Question
A roof has a surface area of 20000cm². If the atmospheric pressure exerted on the roof is 1000p.a, determine the force on it
0
votes
849
views
asked
Nov 7, 2021
in
Physics Form 1
by
Dickenswisdom
A roof has a surface area of 20000cm². If the atmospheric pressure exerted on the roof is 1000p.a, determine the force on it.
forces
Please
log in
or
register
to answer this question.
1
Answer
0
votes
answered
Nov 26, 2021
by
Jamilaomar
P.a=F/A
1000=F/2m²
1000×2=2000
F=2000
Please
log in
or
register
to add a comment.
Related questions
0
votes
1
answer
A hydraulic jack has a piston (large piston) diameter of 0.32m while its plunger (small piston)has a diameter of 0.052m. A force of 500N is exerted on the plunger. Determine the upward force in the large piston.
asked
Jul 29, 2021
in
Physics Form 1
by
anonymous
pressure
0
votes
1
answer
A wooden block of mass 2kg is placed on a horizontal surface. A horizontal force of 14N is exerted on it which makes it to accelerate at 5ms-1.
asked
Jul 29, 2021
in
Physics Form 1
by
anonymous
force
0
votes
1
answer
A block measuring 20cm x 10cm x 5cm rests on a flat surface. The block has a weight of 3N. Determine the maximum pressure it exerts on the surface
asked
Aug 20, 2021
in
Physics Form 1
by
anony mous
pressure
maximum and minimum pressure
0
votes
1
answer
A small drop of oil has a volume of 5 x 10-8m3. When it is put on a surface of some clean water, it forms a circular film of 0.1m2 in area.
asked
Aug 6, 2021
in
Physics Form 1
by
anonymous
measurements
0
votes
1
answer
An air bubble with a volume of 1 cm3 escapes from the helmet of a diver at a depth of 200 m below the water surface. What will be the volume of the bubble immediately it breaks the surface of water? (Take atmospheric pressure = 10 m of water)
asked
Jul 7, 2021
in
Physics Form 1
by
anonymous
pressure
volume
Welcome to EasyElimu Questions and Answers, where you can ask questions and receive answers from other members of the community.
Categories
All categories
Mathematics
(632)
English
(287)
Kiswahili
(559)
Chemistry
(663)
Physics
(604)
Physics Form 1
(307)
Physics Form 2
(129)
Physics Form 3
(91)
Physics Form 4
(76)
Biology
(659)
Geography
(537)
History
(568)
CRE
(365)
IRE
(53)
Agriculture
(519)
Business Studies
(379)
Computer Studies
(20)
Home Science
(60)
General Questions
(432)
6.4k
questions
9.6k
answers
6
comments
590
users
...