PHYSICS problem A 2.12-gram bullet is fired out of a long barrel. The average force on the bullet while inside the barrel was 211 N. The time for the bullet to travel the length of the barrel was found to be 4.18 milli-seconds. Find the speed of the bullet as it leaves the barrel. Give […]
Read More »Mathematic/ Science Both car A and B leave school when a clock reads zero. Car A travels at a constant 75 km/h and car B travels at a constant85 km/h. a. Draw a position-time graph showing the motion of bothcars. b. How far are the two cars from school when the clock reads2.0 h? Calculate […]
Read More »Statics And Dynamics A basketball traveling with the velocity as shown in Figure (3) strikes the backboard at A. The coefficient of restitution for this impact is e = 0.84. Determine the required distance h above the hoop if the ball is to arrive at the centre B of the hoop. Work out two solutions: […]
Read More »Science 10 physics A championship weight lifter did 1.10*10^4 j of work on a set of barbell weighing 3680 N. how much gravitational potential energy did the barbells have at the maximum height of the lift? Is this the question you were looking for? If so, place your order here to get started!
Read More »physics problem involving crane After an unfortunate accident at a local warehouse you have been contracted to determine the cause. A jib crane collapsed and injured a worker. An image of this type of crane is shown in the figure below. The horizontal steel beam had a mass of 83.40 kg per meter of length […]
Read More »Spring force Describe how you would use an uncalibrated force probe and the springs in question 1 to develop a quantitative scale of force. How could you measure forces that do not correspond to exact numbers of stretched springs? Is this the question you were looking for? If so, place your order here to get […]
Read More »2nd law of thermodynamics–show why it is. Show why the transfer of heat from an object with lower temperature to an object with higher temperature violates the second law of thermodynamics. Answer has pictures and fractions so it’s a screenshot but I copied and pasted the text to make it easier for you to put […]
Read More »Density and Pressure 1. Density is a) proportional to mass and inversely proportional to volume. b)proportional to both mass and volume. c)inversely proportional to both mass and volume. d)inversely proportional to mass and proportional to volume. 2. Pressure is a) proportional to both force and area. b)proportional to force and inversely proportional to area. c)inversely […]
Read More »Buoyancy If the density of gold is 19.3 X 103 kg/m3, what buoyant force does a .6-kg gold crown experience when it is immersed in water? Is this the question you were looking for? If so, place your order here to get started!
Read More »Hydraulics Course Notes (Basic and Advanced) Contains the full set of notes for college level hydraulics classes Within the notes contains: Hydraulics CAD symbols List of equations required for the course Schematic Symbol list Various reference material FREE 6 months of online tutoring for Hydraulics related questions Is this the question you were looking for? […]
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