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ce Sem 1
L 2.4.2 Test (CST): Tools of Inquiry
Question 10 of 10
Two students made a model of the world's tallest building,
the Burj Khalifa in Dubai. The scale of the model is 1:400.
The students' model has a height of 2.07 m.
How tall is the real building?
A. 193 m
B. 0.005 m
C. 400 m
D. 828 m
SUBMIT

Heat is added to a piston-cylinder device filled with 2 kg of air to raise its temperature 400 c from an initial temperature of t1 27 cand pressure of pi 1 mpa. the process is isobaric process. find a)-the final pressure p2 b)-the heat transfer to the air.

Fluids at rest possess no flow energy. a)- true b)- false

Afour cylinder four-stroke in-line engine has a stroke of 160mm, connecting rod length of 150mm, a reciprocating mass of 3kg and its firing order is 1-3-4-2. the spacing between cylinders is 100mm. i. show that the engine is in balance with regard to the primary inertia forces and primary 3. a and secondary inertia couples. li determine the out of balance secondary inertia force ii. propose ways of balancing this out of balance force and discuss the challenges that will arise