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simple Pressure problem

simple Pressure problem

simple Pressure problem An aerosol can is pressured at 440kPa when it’s refrigerated at 3 degree Celsius. The can warns against temperatures in excess of 50 degree Celsius. What is the maximum safe pressure for the can?

16.35

16.35

16.35 You are standing against a wall opposite two speakers that are separated by 3.0m. The two speakers begin emitting a 343Hz tone in phase. Where along the far wall should you stand so that the sound from the speakers is as soft as possible? Be specific; how far away from a spot centered between […]

Metal Wire

Metal Wire

Metal Wire <p>A metal wire 1.0mm in diameter and 2.5m long hangs vertically with a 4.8-kg object suspended from it. If the wire stretches 1.4mm under the tension, what is the value of Young’s modulus for the metal? Express your answer in N/m<sup>2</sup></p>

linear momentum and collusion chp9 problem 23

linear momentum and collusion chp9 problem 23

linear momentum and collusion chp9 problem 23 A 13.0-g wad of sticky clay is hurled horizontally at a 90-g wooden block initially at rest on a horizontal surface. The clay sticks to the block. After impact, the block slides 7.50 m before coming to rest. If the coefficient of friction between block and surface is […]

Oscillating Mass-Physics

Oscillating Mass-Physics

Oscillating Mass-Physics The position of a 51 g oscillating mass is given by x(t)=1.9cm cos(10t), where t is in seconds. Determine the velocity at t= 0.38s? I’ve been trying to use equation v(t)=-vmax sin(wt) but am getting very small or negative numbers. Thanks!