A rock falls from a vertical cliff that is 4.0 m tall and experiences no significant air resistance as it falls. At what speed will it's gravitational potential energy (relative to the base of the cliff) be equal to its kinetic energy in m/s?

Q: A glass has a mass of 280.54g When it's empty,and 542,6g when filled with water.Determine the volume…

A: Empty glass mass, m=280.54 g  Mass when glass is filled with water, M=542,6 g  So mass of water in…

Q: A heart beats 264 beats in 3 minutes. What is the unit rate?

A: Unit rate = Total number of heartbeatTotal time

Q: find dof of a ball in planar and spatial cordinate

A: Required :  Degree of freedom of a ball in planar and spatial coordinate.

Q: If a rock of mass 6kg is dropped from a height, and has a velocity of 5 m/swhen it hits the ground,…

A: Given: mass m = 6kg final velocity v = 5 m/s To find: height, s=??

Q: What is the height in meters of a 3 foot 3.0 inch tall person ?

A: Given:-  The height of the person is h = 3 foot 3.0 inch  Find:-  The height in the meter?

Q: says 3.55 is wrong

A: Here,  Area under the Force and time curve is 15 Ns . (area calculation from above solution is…

Q: we lknow that Im is approxinmately 39.37ine we asoknow the following exact conversion equivalents: I…

A:

Q: question I need help finding out why The equation turns into that answer. it is all in the picture…

A:

Q: find lagrnJEs equation b.

A: Given,  Lq.,q,t= q.4-q2q= q.4-qLagrangian equation  is given as d dt∂L∂q.-∂L∂q=0+1=1

Q: A car is dr giving down the highway at 25 m/s what is the car's speed in km/h?

A: Given data:  Speed of a car (v) = 25 m/s Required: Speed of the car in km/h

Q: 0.3 Suppose the average daily metabolic rate for certain types of animals can be expressed as a…

A: The average daily metabolic rate for certain types of animals can be expressed as a function of mass…

Q: You have a man 100kg and a gorilla 150kg, if the man can lift 90kg, what can the gorilla lift?…

A: If scaling is to be performed, as mentioned in the question, notice that man can lift weight which…

Q: my quiz shows the answer as 10?

A:

Q: The mass of an ear ring is 600mg. This mass in S.I. system is Oa. 600 x 10 kg Ob. 600 x 10³g Oc 69 O…

A:

Q: Solve and match the answer

A:

Q: A 60 kg man pushes off from the 114kg block on ice and slides away at a speed of 2 m/s What is the…

A:

Q: Shouldn't r be squared

A:

Q: Convert the following quantities as indicated:

A: Given;  From the following,  Convert the quantites into following as indicated in the blanks ?

Q: (a) Is this relationship a linear, power law, or exponential relationship? (b) What are the units of…

A:

Q: A 3. A bullet fired from a gun has a KE of 10,500 J. What is the mass of the bullet if it moves at…

A:

Q: 5. A fan turns off when rotating at 850 rpm and makes 1,350 revs until it comes to a complete stop.…

A: The equation of motion is given by ω2=ω02+2αΔθ Here, ω is the final angular speed, ω0 is the initial…

Q: George O'Malley weighs 150 kg and he is riding his car going to Manila as it moves to a speed of 15…

A: The mass m=150kg  The speed =15m/s  To find the kinetic energy

Q: A multiple tackle / pulley is used to lift a 20kg load with a force of 40N. If the length of the…

A: Given : Mass of a pulley (m) = 20 kg Force (F) = 40 N Length of the rope (L) = 3 m

Q: Find the lem of a solid sphere whose volume mass densityp- kr and whose mass - 6 kg and radius - 1.2…

A: given, ρ=kr6 m=6kg r=1.2m

Q: slide 7.8 meters long makes an angle of 33º with the ground. How high is the top of the slide above…

A: Given that: The length of the slide is 7.8 m. The angle is θ=33°.   It is required to determine the…

Q: If a rock of mass 6kg is dropped from a height, and has a velocity of 5 m/s when it hits the ground,…

A: The kinetic energy of the rock just before it hits the ground will be KE=12mv2=126kg5m/s2=75J

Q: If a 0.2 kg ball is thrown with a velocity of 6 m/s, what is its KE?

A: Given data:  Mass (m) = 0.2 kg Velocity (v) = 6 m/s Required: Kinetic Energy (KE)

Q: How was 3.15 derived as the Vf of the ball in the provided solution.

A:

Q: T he ADA Standards reguire hat a wheelchair ramp have a naximum 8.3% grade What is the maximum angle…

A: Given: The maximum grade of the ramp 8.3%.

Q: A cannonball is launched diagonally with an initial horizontal velocity of 38.0m/s. Label the…

A: (1) Given: The initial horizontal velocity is 38.0 m/s. The angle of launch is 23.0°.

Q: 46. Given the equation F- m/R, what relationship exists between each of the following? (1.3) a. Fand…

A: The relations is shown as,F=mv2R Part(a):There is inverse relationship between force and…

Q: What is the total of 32.2 km W35ºN and 24.6 km W72ºS ?

A: We are taking 32.2km to be in the direction of 35° north of west and 24.6km to be in the direction…

Q: A uniform where is cut into luo pieces such that one piece is truice as long as other. The two…

A: The resistance of the resistor in the right gap is given as, R=20 Ω, The length of one piece of wire…

Q: What would be the mass of one dollar’s worth of nickels?

A: SOlution; To find the mass of one dollar worth nickle.

Q: find the mass of body, when the wight of body = 686N .A 70N .B 76Kg .c 70000g .D 60Kg

A: