Pradip S.

A sonic depth gauge is placed 4.3 m above the ground. An ultrasound pulse sent downward reflects off snow and reaches the device 0.024 seconds after it was emitted. The air temperature... more

A small block of mass 210 grams starts from rest at a height of 260 cm on a frictionless track, as shown. It is released and slides down the track, colliding with a large block of mass 566 grams.... more

An aluminum vat is 19 m long at room temperature (20°C). How much longer is it when it contains boiling water at 1 atm pressure? m

    Use the polygon method to determine the resultant of the following displacement.(Scale: 1 km = 1 cm) D1 = 2.0 km to the east, D2 = 5 km, 35 N of E, and D3 = 7.0 km, 60 N of W.

U = {(x, y) ∈ R n : x 2 + 4y 2 < 4}A = {(x, y) : x ∈ Q; y 2 ≥ x} B = {(x, y) : x /∈ Q; y 2 ≥ x}Show that if U is open and A is closed, then U \ A = {x ∈ U : x /∈ A} is open.What can be said... more

Given half of a rational equation with the points (0,4)(1,2)(3,1) come up with an equation.PS: The answer is y=4/x+1, but I don't know the process of it

If I have to make a decision that will have a 50% chance of working in my favor as a STANDALONE, and there is also a 50% chance that surrounding events will help my decision work in my favor, what... more

A CEO wants to know the preference of employees regarding a rule that modifies the time allotted for lunch. If there are 400 employees, which of the following is a valid sample for the CEO to use... more