An iron nail, if thrown into the sea, will sink. But, an entire ship made of iron will float on the water. Give reasons.

By what amount does the 52-cm-long femur of an 73 kg runner compress at this moment? The cross-section area of the bone of the femur can be taken as 5.2*10-4m2 and its Young's modulus is 1.6*1010N/m2.

8. A book is pushed a distance of 0.78 m by a force that gives the book an acceleration of 1.54 m/s². If 1.56 J of work is done on the book, what is the book's mass?

For a steady two-dimensional flow, identify the boundary layer approximations. A. The velocity component in the flow direction is much larger than that in the normal direction. B.

Which of these could NOT be used to find the mechanical advantage of an inclined plane? Select one: a. length and height of inclined plane b. output force c. percent effieciency d. input force

How do climate factors affect temperature patterns where you live?

Explain what happens to light when it is refracted at the surface of water.

A small car meshes with a large truck in a head-on collision. Which of the following statements concerning the magnitude of the momentum change during the collision is correct? (There could be more than one correct choice.

Consider the following distribution of objects: a 3.00-kg object with its center of gravity at (0, 0) m, a 4.20-kg object at (0, 6.00) m, and a 1.40-kg object at (1.00, 0) m. Where should a fourth object of mass 7.

A Volt/Amp Is Also Known As.?

What's the difference between mass & weight & how they are measured