A ball is dropped from the roof of a building 40 meters tall will hit the ground with a velocity of:

Q: In a circus trapeze act, two acrobats fly through the air and grab on to each other, then together…

A:

Q: when a moment of torque of magnitude 45.0N.m is applied to a certain wheel, it acquires an angular…

A:

Q: What is the pressure at the bottom of the tank when it is filled with water as shown, in kPa…

A: In this question we have to find the pressure at the bottom of the tank.Please give positive…

Q: 1. Consider the circuit shown on the right. The resistance of each resistor is 1[0]. What is the…

A: Given: The resistance of the each resistor is 1 Ohm.

Q: If you drop a rock from a three-story building, with no air resistance, how many forces are acting…

A:

Q: Q2. A "U" shaped tube (with a constant radius) is filled with water and oil as shown. The water is a…

A: Solution: Given: The experimental arrangement is shown in figure that consist of a U tube in which…

Q: A 1.2 kg mass is oscillating without friction on a spring whose spring constant is 3400 N/m. When…

A:

Q: When a light ray strikes a plane mirror at an angle of 4.94° from the normal, the reflected ray will…

A: Given-  a light ray strikes a plane mirror at an angle of 4.94 from the normal, Find:-  The…

Q: What would be the value of the electrostatic force between an electron and a proton with a distance…

A: Given Charge of electron, q1 = -1.6×10-19 C  Charge of proton , q2 = +1.6×10-19 C  Distance between…

Q: An oil tank is in the form of a right circul Find the total force on one e horizontal. 50 N/cubic…

A: GivenDiameter of right circular cylinder, d=4 mWeight density of oil, W=50 N/m3

Q: Angle of String Tension in the String y-component x-component of Tension of Tension 21 4.9 degrees N…

A: We have a string with a tension T=4.9 N which is makes an angle θ=21o with the horizontal. We need…

Q: For image 1  A snowboarder with a frictionless snowboard is travelling down a hill. What would the…

A:

Q: (a) At what distance from the equilibrium position is the kinetic energy equal to the potential…

A: Given : The particle exhibit Simple Harmonic Motion.  S.H.M :         SHM is defined as a motion in…

Q: A 1.2 kg mass is oscillating without friction on a spring whose spring constant is 3400 N/m. Whe the…

A: Given:mass=1.2 kg,m=1.2 kgspring constant of spring=3400 N/m,k=3400 N/mDisplacment of mass=7.2 cmx…

Q: A vehicle is running with a velocity of 12m/s. If the of the vehicle is 6400 kg m/s, calculate the…

A: Given data,    Velocity  =  v   Momentum  =  P          Required,            Mass

Q: Alex is asked to move two boxes of books in contact with each other and resting on a rough floor. He…

A: Solution: Given: Fp = force applied to two boxes from left side = 9.1 N mA = mass of block A = 11.0…

Q: 8. The driver of a car steps on the gas, and the car accelerates with acceleration a. When writing…

A: The motion of any object is governed by Newton's three laws of motion. The second law states that…

Q: An airplane travels at 820km/h as it makes a horizontal circular turn of radius 15.0 km. a. Draw a…

A: speed of airplane (v) = 820 km/hr radius (r)  = 15 km = 15000 m

Q: 1. You go to a dance club to forget how hard your astronomy class was. What is the frequency of a…

A:

Q: A Carnot refrigerator operating between 772 K and 306 K uses 52.9 kJ of work. Determine the COP (use…

A:

Q: A slit 1.00 mm wide is illuminated by light of wavelength 589 nm. We see a diffraction pattern on a…

A:

Q: Question: In below Figure, two forces F1, and F2, act on a 5 kg object that is initially at rest. If…

A: Given: The mass of the object is 5 kg. The magnitude of each force is 10 N. The angle between forces…

Q: Consider an LC circuit in which L = 500 mH and C = 0.100 μF ?. (a) What is the resonance frequency…

A:

Q: 5. Which statement correctly describes the charge distribution and the electric field in the…

A:

Q: In below Figure, two forces F1, and F2, act on a 5 kg object that is initially at rest. If the…

A:

Q: A 60 kg person stands on a bathroom scale in an elevator. What does the scale read if the person is…

A:

Q: The electric field in a region of space increases from 0 to 5000 N/C in 4.00s. What is the magnitude…

A:

Q: 11. A toy race car travels through a loop-the-loop (a circle in a vertical plane) on a track.…

A:

Q: Consider the nonuniform force F = (5.00 î + y² ĵ) where F is in newtons and y is in metres. A…

A: Work energy theorem

Q: Rank the speed from slowest to fastest. A A B C D b = 60m r = 20m D B C E

A: Given :  distance , b = 60 cm  Radius , r = 20 cm  Find : Rank speed from slowest to fastest

Q: In one series of aircraft exercises, a pilot went down 370 m after ejecting from his jet plane and…

A: Given:distance travelled by pilot after ejection, d = 370 mcrater depth, x = 1.1 mmass of the pilot,…

Q: Air exits a turbine at 287 kPa and 40°C with a volumetric flow rate of 184 liters/s. Modeling air as…

A:

Q: An electron traveling at 1 x 10° m/s enters a 0.1 m region with a uniform electric field of 230 N/C,…

A:

Q: An engineer designs a roller coaster so that a car travels horizontally for 182 ft, then climbs 117…

A: Write the positions in vectors form.

Q: How does a pulley increase the displacement over which you have to do work Ob Oc Od By wrapping the…

A: A pulley assists you in changing the direction of your lifting power if you only have one wheel and…

Q: particle of mass m is dropped from a height h, located at latitude λ (north), find an expression for…

A:

Q: image behind a convex mirror (radius of curvature = 63 cm) is located 20 cm behind the mirror. a)…

A: Since you have asked multiple questions we will answer the first one for you. Kindly post the other…

Q: How does a machine make work easier? A machine makes work easier by changing.... Choose the three…

A:

Q: Lee watches TV for 4 hours per day. During that time, the TV consumes 200 watts per hour.…

A: Given: The TV takes the time is 4 hours per day. The cost of electricity is 15 cents/kW.h. The total…

Q: ng a highway with heavy traffic. A stationary car with an audio irns on its siren of 700-Hz…

A:

Q: he speed of ultrasound in human body is 1540 m/s. A procedure is performed with a fre 2 MHz is used.…

A: Given:Speed of beating heart, Vb=8 cm/sVb= 0.08 m/sspeed of ultrasound, V=1540 m/sfrequency, f=2 MHz

Q: The mass center G of the 1295-kg rear-engine car is located as shown in the figure. Determine the…

A: The distribution of car load may be assumed as Front : Back = 1311:940

Q: (a) What happens to the magnitude and direction of a vector when you negate the vector? (b) When is…

A:

Q: Four point charges, each of magnitude 16.12 μC, are placed at the corners of a square 56.1 cm on a…

A: Required  net force on negative charge  electric field at P

Q: 17. BIO We can model the motion of a bumblebee's wing as simple harmonic motion. A bee beats its…

A:

Q: A 1.2 kg mass is oscillating without friction on a spring whose spring constant is 3400 N/m. When…

A: Given, Mass = 1.2 kg spring constant = 3200N/m Displacement = 7.2 cm

Q: 5. Structurally they are similar and some de- vices are designed to operate either as motors or…

A:

Q: The Moon's craters are remnants of meteorite collisions. Suppose a fairly large asteroid that has at…

A:

Q: What is the angle between the electrostatic force on the charge at the origin and the pos- itive…

A:

Q: In the experiment, a mass m is attached at the opposite end of a string of linear mass density μ to…

A:

Distance and Speed

The speed, distance and time relation forms the basis of study of motion. You will need these concepts in the study of Mechanics. This concept is applicable for students who are studying the following courses –