5. A pot plant falls off the balcony of an apartment. The balcony is 20 m above the ground and the pot plant has a mass of 2 kg. After falling a distance of 2 m from the balcony, the pot plant has a velocity of 6,26 m·s-1. Ignore the effect of air resistance. *  Your answer

Q: 4 Two chulciren, A and B, each having a masa of 30 kg sit at dhe edge of the merry go-round which is…

A:

Q: 1. The water in a 6-m-diameter, 2-m-high above-ground swimming pool is to be emptied by unplugging a…

A:

Q: 4. The atmospheric condition of an area is 101.325 kPa and 21 C. A 6m diameter windmill is installed…

A: Given: v = 20 m/s P = 101.325 kPa T = 21 C

Q: n, how much does it cost to run the air per month (30 days)?

A: To find total cost

Q: A pump discharges a liquid into a tank at the rate of 0.032 m³/s. The tank, 1.5 m in diameter and…

A: Discharge-

Q: 2. Water flows in a pipe of 23-cm diameter with an average velocity of 0.73 m/s, the diameter of the…

A:

Q: On a hot summer day, the air in a well-sealed room is circulated by a 55 W fan (Note that the motor…

A: Write the net shaft power.   Pshaft=55 W   Write the density of the air.   ρ=1.15 kg/m3   Write the…

Q: If the power generated by a wind system at a height of 50m is equal to 30kw at a wind speed equal to…

A: Write the given data. P1=30 kWP2=1.530 kW=45 kWv1=4 m/s

Q: There are 400 kg/min of oil (SG = 0.80) being handled by a pump. The lift is from a reservoir to an…

A: given that: Mass flow rate of the oil is 400 kg/min specific gravity of the oil is 0.80 elevation is…

Q: 24 section 1 section 2 n₂ h₂ In a refinery, fuel ethanol is flowing in a pipe at a velocity of 1.2…

A: INTRODUCTION: In this problem, we will calculate the height drop necessary to attain the final…

Q: (a) Find the useful power output of an e load a height of 450 cm in 12.0 s, if it al 5.00 m/s. Note…

A: Write the work-energy theorem as follows.

Q: A block of mass m = 1.7 kg is dropped from height h = 70 cm onto a spring of spring constant k =…

A:

Q: C) Identify the types of water turbines and the limitations that exist within these different types?…

A: Different types of water turbine are listed below Pelton Wheel: The hydro turbine (especially an…

Q: An 82 m in diameter, 1.5 MW wind turbine has a rated wind speed of 12 m/s. What is the efficiency…

A:

Q: A car moving along a straight highway with a speed of 125 km h1 is brought to a stop within a…

A:

Q: The resistance to motion is given by R, = (0.011 + 0.000 06 V) Mg + 0.028 AV² %3D where M is the…

A:

Q: Suppose that 48 J of work is needed to stretch a spring from its natural length of 8 m to a length…

A:

Q: Seventy kilojoules of work is done by each kilogram of fluid passing through an apparatus under…

A: GIVEN DATA -

Q: A 25 kg object and a 100 kg object collide. The graph below is for the 100 kg object. Assume…

A: Given data: The mass of object 1 is m1 = 25 kg. The mass of object 2 is m2 = 100 kg. The velocity…

Q: The system consisting of objects with mass ma = 1 (kg), mg = 2,kg) and massless and frictionless…

A: Given, mA=1 kgmB=2 kg F=10t g=10 m/s2

Q: How can you define impulsive force in terms of momentum.

A:

Q: You have been asked to design a system that uses a single pump to move two pistons simultaneously.…

A:

Q: A 10 kg block, as seen in figure 1, is dropped from a certain height onto an uncompressed spring…

A: Given:m=10 KgK=622.6 N/mF=2.5 Nx=1 m

Q: A wind turbine with an 24000 mm-radius rotor is rotating at 18 rpm under steady winds at an average…

A: Given: r=24000 mm=2.4 mN=18 rpmv=24 km/hrη=28.5%=0.285ρair=1.225 kg/m3

Q: In a cooling tower, it is known that the water inlet temperature is 43 ° C, the water outlet…

A:

Q: Methane, with a density of 0.52 kg/m3, enters a burner with a velocity of 30 m/s through a…

A:

Q: A wind tunnel is considered to be a steady-state operation, the system receives one hundred fifty…

A:

Q: Find the initial velocity of a car which is stopped in 1O seconds by applying brakes. T retardation…

A: Given:t=10 seca=-2.5 m/s2

Q: Determine the work of the force when it displaces 2 m in each of the situation below: k = 10 N/m 2…

A:

Q: In1hour, a mass f 1 kg whose velocity increses from 15 m/s to 30 m/s while t elevation deceases by…

A: It is basic numerical of mechanics. Change in kinetic energy = (1/2)*m(V12-V22) Change in potential…

Q: Block B moves downward initially at 2 m/s. How long does it take to develop a velocity of 5 m/s? How…

A: Drawing the free body diagram of block, A and B as shown below,…

Q: Consider a wind turbine that is situated in an area that has steady winds. The turbine rotates at 16…

A:

Q: Engineering mechanics

A: Given data : Retardation is just opposite of acceleration a=-2.5 m/s2Time (t)=10Since the car…

Q: A 1kg mass attached to a spring ,with spring constant of 5N/m, was stretched 40cm from its original…

A:

Q: A 1380 kg block is being pulled across the floor by a rope which is wrapped around a motorized…

A: From the given data,

Q: Q5. The 8-kg ball is connected to a spring with spring constant k = 100 N/m and unstretched length…

A:

Q: The velocity of the water at the entrance and exit of a pipe are 10 m/s and 3 m/s, respectively. The…

A:

Q: In Figure 1, a reducing elbow is used to deflect water flow at a rate of 18 kg/s in a horizontal…

A: Find the velocity of water at inlet and outlet also find gage pressure at inlet.