What force P is required to lift the weight shown in the picture at constant 300 N velocity? Ignore the weight of the pulleys.

Q: At 3:00 P.M. a truck traveling on a winding highway has a velocity of 82.0 km/h [ E 38.2° N]; at 3:1...

A: We calculate the x- and y-components of the acceleration by separating the velocities in the x- and ...

Q: 2. Climbing a vertical rope is difficult. You must lift your full body weight with your arms. If you...

A: 2) Calculate the gravitational potential energy.

Q: The separation of the plates is 5.0 x10-3 m but decrease to 0.150 x10-3 m when a key is pressed. The...

A: In this question we have to determine the change in capacitance detected by the computer. Please giv...

Q: Illustrate by Using Coulomb's Law You have an equilateral triangle and you happen to place three cha...

A:

Q: 7.) Why does the electric field due to a dipole decrease more rapidly with increasing distance than ...

A:

Q: rift velocity of the electrons  in a 12-gauge copper wire which has a diameter of 2. 5 mm carrying  ...

A: 1) We know that the atomic mass of the copper is 63.54 g/mol = 63.54 x 10-3 kg/mol The electron den...

Q: the celerationn con aint for single equation relating d1y, 02y and d3y. Hint: YA Ish Express your an...

A: According to the system three mass hanging by the two pulley and by  the two string . let the length...

Q: 1. You see your dog @ a distance and hit the brakes. Bike decelerates @ 1m/s^2. Initial speed is 7m/...

A: Concept :- The questions are based on one-dimensional accelerated motion. Equations that can be used...

Q: In the following diagram a block is placed on an inclined plane. The mass of the block is 10.0 kg ar...

A:

Q: A harmonic oscllator consists of a spring-mass system. The mass is 1.3 kg and the spring constant is...

A: Given that:- K=18 N/mm=1.3 kgω=?T=?   Since, ω=Kmω=181.3ω=3.721 rad/sec   Also, time period (T) is g...

Q: A car with a velocity of 25 m/s [E] changes its velocity to 25 m/s [S] in 15 s. Calculate the car’s ...

A:

Q: A wire is formed into a circle having a diameter of 10.9 cm and is placed in a uniform magnetic fiel...

A:

Q: Test # **Each test should be with a different tuning fork!! Frequency 512H2 = f 480HZ 256 HZ Length ...

A: Given Table

Q: 3. In designing an experiment, you want a beam of photons and a beam of electrons with the same wave...

A:

Q: What is the wavelength of visible light that has a frequency of 2.4×10^14 Hz? Enter the result in na...

A: Given data:  The visible light  Frequency (f) = 2.4×1014 Hz Required:  The wavelength (λ) in nanomet...

Q: d (m) di t (s) 9 v (m/s) a (m/s2) 10 VI ai

A: Velocity is find by the given formula Velocity=DistanceTime Acceleration is defined by the ratio of ...

Q: rain rolls to a stop along a horizontal track without the conductor applying the brakes. What answer...

A: The answer is below

Q: The force required to compress a non-standard spring as a function of displacement from equilibrium ...

A:

Q: How many kWh of energy does a 590 W toaster use in the morning if it is in operation for a total of ...

A:

Q: 69. A 2.0-kilogram mass falls freely for 10. meters near the surface of Earth. The total kinetic ene...

A:

Q: four charges possess electric field of 54 N/C, -41 N/C, 13 N/C, and -76 N/C, respectively, will the ...

A:

Q: resistors are combined in a circuit along with a battery and an ammeter. The values of the resistors...

A: Equivalent resistance in series  R = R1 + R2 + R3   Equivalent resistance in parallel  1/R = 1/R1 + ...

Q: 1. Compare the electrostatic force between an electron and proton separated by 0.530 x 1010 m with t...

A:

Q: Part A An object is moving along the -axis. At t = 0 it has velocity vor = 19.0 m/s. Starting at tim...

A:

Q: • Pretend we have some amount of an ideal gas in a box with volume that does not change, and we heat...

A: Volume, number of moles, universal gas constant, Avogadro number are constant quantities. Temperatur...

Q: The adjacent figure shows a small film of a transparent material of thickness d and refractive index...

A:

Q: Two timpani (tunable drums) are played at the same time. One is correctly tuned so that when it is s...

A:

Q: A stone is catapulted at time t= 0, with an initial velocity of magnitude 20.6 m/s and at an angle o...

A:

Q: A particularcorner of a room is chosenas the origin ofa rectangular coordinate system. If a fly is c...

A: GIVEN THAT THE CO-ORDINATE OF THE POINT OF THE FLY IS (2,1)TO DETERMINE THE DISTANC OF THE FLY , LET...

Q: An egg, initially at rest, is dropped onto a concrete surface; it breaks. Prove that the process is ...

A: When an object is in motion then the energy stored in motion form is known as kinetic energy. Potent...

Q: Planck's Contast has the value h=6.626 × 10^-34 joule-seconds. Calculate the energy carried by photo...

A:

Q: The figure shows an overhead view of a 0.025 kg lemon half and two of the three horizontal forces th...

A:

Q: How many excess electrons must be added to an isolated spherical conductor 0.100 meter in diameter t...

A: Express the electric field produced by a charged spherical conductor outside the sphere. E=kqr2=kner...

Q: A 650 g mass hangs from a spring, spring constant k, and the spring stretches 16 cm beyond the 6: un...

A: Write the expression for the spring force and substitute the required values.

Q: 1. A spring stretches 0.350 m when a 0.750 kg mass is hung from it. The spring is then stretched an ...

A:

Q: If two charges are not changed but they are moved twice farther than the original distance r, what b...

A: According to question we need to find--- if they are moved twice farther than the original distance...

Q: Answer the following: A string vibrates frequency of 25 Hz. What will be the period of a string if i...

A: 1) Calculate the period. Calculate the angular frequency.

Q: A helicopter flies over the arctic ice pack ata constant altitude, towing an airborne 110-kg laser s...

A: GivenMass of laser sensor,m=110 kgHorizontal acceleration of sensor, a=2.14 m/s2 

Q: The swept area of wind turbines is increased by a factor 4, by doubling the blade length. Prove the ...

A:  

Q: A 31 m length of coaxial cable has a solid cylindrical wire inner conductor with a di- ameter of 2.1...

A:

Q: find the particle executes shm with a period of 0.002sec and amplitude 10cm find acceleration when i...

A:

Q: A particle moves along a straight line so that s = 3t3 – 4t2. Find the time (in secs) to attain maxi...

A: Given value--- s = 3 t3 – 4 t2 . We have to find--- Find the time (in secs) to attain maximum pos...

Q: Problem 4: A disk of radius R = 0.5 m has a moment of Inertia I = 0.025 kg m and it is rotating at 1...

A: Radius of disk (R) = 0.5 m Moment of inertia (I) of disk = 0.025 kg-m2Initial angular velocity (ω) =...

Q: A cannonball is shot (from ground level) with an initial horizontal velocity of 37 m/s and an initia...

A:

Q: Two blocks are pressed together as shown. The blocks have masses m1 = 5.01 kg and m2 = 12.3 kg. The ...

A:

Q: In below circuit, calculate the current in the 532 Pesistor, In An A) 0.3 B) 1.0 C). 1.3 ) 10-

A: Here, a figure is given showing a circuit. We have to find the current through the 5Ω resistor. Let'...

Q: A charged paint is spread in a very thin uniform layer over the surface of a plastic sphere of diame...

A: Given  Charge ,Q = -49.0 mC , uniformly distributed over the sphere surface,  Diameter of sphere, D ...

Q: A person drinks a glass of 250 cm3 every morning milk after 15 days, how much mass of milk will he h...

A:

Q: 20016 30 150 1b

A:

Q: Suppose you could chose any one moon in our solar system to visit. Which would you pick and why? Moo...

A: If I had to choose any one moon to visit in the Solar system, I would prefer to visit Lo, which is t...

Torque

Torque is the rotational equivalent of linear force in physics and mechanics. Based on the course of study, it is also known as the moment of force, rotational force, or turning effect.