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There is an oil tank that has a rectangular base of dimensions 2.4 m by 1.5 m. The tank is filled with oil of density 850 kg / m3 to a depth of 1.5 m. What is the mass of the oil?

2.4 1.5 1.5*850=4590kg
RJ
Answered by Rajiv J. • Physics tutor
4582 Views

y is inversely proportional to d^2 and when d = 10, y = 4. d is directly proportional to x^2 and when x = 2, d = 24. Find a formula for y in terms of x. Give your answer in its simplest form.

Firstly, find proportionality equation between the two variables. This should be shown as d = kx^2 and y = b/d^2.Solve to find constants of proportionality of a=6 and b=400. Eliminating for d, find that y=10...
J(
6071 Views

Outline and explain two push factors in rural to urban migration.

One push factor may be a lack of health and education services in rural areas. For example, in the UK many small towns and villages lack a hospital or secondary school, meaning people have to travel in order...
IC
5977 Views

How would you differentiate between the hypotenuse, opposite and the adjacent in a triangle?

Firstly, in a right angled triangle, the side opposite the right angle is always the hypotenuse which is the longest side in a right angle triangle. Secondly, the side opposite the given angle is your opposi...
JC
Answered by Jenny C. • Maths tutor
4934 Views

Explain two advantages of using pine to make a frame rather than MDF?

Fewer trees will be cut down so there will be less deforestation, meaning resources will last longer and have less environmental impact Energy costs will be reduced as no additional processes are needed. MDF...
WS
3628 Views