eng physics

Question 1

describe archimedes prinicple

Answer 1

an object submerged in a fluid experiences an upward bouyant force which is **equal ** to the **weight ** of the fluid it displaces
F = pVg

Question 2

describe bernoulli’s principle

Answer 2

faster moving fluid has lower pressure

Question 3

describe pascals principle

Answer 3

a change in pressure applied to a** confined fluid is transmitted equally** in all directions n

Question 4

steps to calculating the potential at the origin.

Answer 4

1. identify and convert the charges to C
2. calculate potential at each charge
3. sum the individual potentials together

V=k . q / r

Question 5

describe torrricelli’s principle

Answer 5

relates to fluid speed from holes in tank