Question

I don't what's wrong

 

Expand

Expert Answer

Want to see the step-by-step answer?

Check out a sample Q&A here.

Want to see this answer and more?

Experts are waiting 24/7 to provide step-by-step solutions in as fast as 30 minutes!*

*Response times may vary by subject and question complexity. Median response time is 34 minutes for paid subscribers and may be longer for promotional offers.
Tagged in
Science
Physics

Related Physics Q&A

Find answers to questions asked by students like you.

Q: An 84 kg skier glides down a hill.  The coefficient of kinetic friction μk  = 0.15. The angle of inc...

A: (a) Draw a free body diagram showing all the forces acting on the skier

Q: Let V1 = -6.4 i^ + 8.1 j^ and V2 = -4.5 j^ + 4.4 i^. Determine the direction of V2. Express your ans...

A: Let v1 and v2 be the given vectorsWrite the given values of question.

Q: and slides on the frictionless track shown in the figure below. (Assume h, 5.40 m.) A block of mass ...

A: Given,

Q: Week 5 Fall 2019 Three vectors 13 of 15 Review | Constants Consider three vectors AB and C all lying...

A: Part A:The vector A can be expressed in terms of their components as,The vector B can be expressed i...

Q: A block of mass 4.20 kg is pushed up against a wall by a force P that makes an angle of θ = 50.0° an...

A: (a)The minimum force exerted on the block to avoid slide and the friction force will acts upwards.Su...

Q: A disk-shaped merry-go-round of radius 2.33 m and mass 185 kg rotates freely with an angular speed o...

A: Click to see the answer

Q: ms of appeal in Pirate Port I Public 0f Whiworth Fibrary A Z Databases Course Homne X Join comershon...

A: Given:Drag coefficient = 0.90Cross-section area = 0.48 m2Velocity = 7.3 m/sEfficiency = 25%

Q: Please show me how to draw the free body diagram as well.

A: Click to see the answer

Q: please help with "d" and "e"

A: (d)The distance of separation is 0.69m, hence the radius is 0.34m, and the angular speed of the skat...

Q: What is the Froude number given the following?

A: Write an expression for Froude number

Q: - A bag of sugar weighs 4.00 lb on Earth. What would it weigh on the Moon, where the free-fall accel...

A: Write the formula for weight and plug the required values to find weight(Wm) of sugar bag on the Moo...

Q: The figure shows a rod of length L rod has resistance 0.459 ; the rest of the loop has negligible re...

A: Write the expression for the magnetic field produced due to current carrying wire.

Q: An electron moving perpendicular to a magnetic field of 2.2x10 T moves in a circle of radius 0.4 cm....

A: Write the expression for force experienced by an electron in a magnetic field.

Q: Question 22 23

A: From the geometry, the height from which the ball is released is

Q: The heaviest invertebrate is the giant squid, which is estimated to have a weight of about 0.35 tons...

A: Write the expression for weight .

Q: Draw a vector that represents a displacement of 40 miles east. Then, from that point, draw one that ...

A: Let us draw the figure:

Q: A 8.1 kg object undergoes an acceleration of 1.8 m/s2. (a) What is the magnitude of the resultant fo...

A: Given,

Q: Two thin rod of length L are rotating with the same angular speed in (rad/s) about axes that pass pe...

A: Rotational kinetic energy of rod A is,

Q: Four forces act on an object, given by  A = 40.3 N east,  B = 43.3 N north, C = 74.7 N west, D = 78....

A: Given information:Force acting in east direction (A) = 40.3 N (“+ve” x-axis)Force acting in north di...

Q: (Multiple choice) If a spherical copper conductor with a charge of -Q is connected to another stainl...

A: The charge on the copper conductor will be +Q

Q: What capacitance, in μF, has its potential difference increasing at 9.0×105 V/s when the displacemen...

A: Given,

Q: An ant walks on a piece of graph paper straight along the r axis a distance of 10.0 cm in 1.80 s . I...

A: Draw the diagram of the position of the ant.

Q: In introductory physics laboratories, a typicalCavendish balance for measuring the gravitational con...

A: Gravitational force between two objects is,

Q: David is getting ready to take down the mighty Goliath. David ties a 583 g rock to a rope that is 2....

A: Given:Mass of the rock = 583 gLength of the rope = 2.3 mInclination of rope below the horizontal = 5...

Q: What methods of heat transfer move the heat produced by an electric space heater? ( Conduction,Conve...

A: The heat transferred through the substance or space in three ways. Conduction, convection and radiat...

Q: 53. Which terms represent a vector quantity and the scalar quantity of the vector's magnitude, respe...

A: Vectors quantities are those which requires both direction and magnitude to define it.Scalars quanti...

Q: As a protest against the umpire's calls, a baseball pitcher throws a ball straight up into the air a...

A: Given,

Q: An initially 'compressed' spring (x1 = 0.4m) is observed to compress an additional 0.4 m before stop...

A: Given information:Mass of the block (m) = 100 kgVelocity of the block (v) = 26 m/sInitial compressio...

Q: A bicycle wheel has a radius r = 0.28 m and rotates at a constant frequency of f = 89 rev/min. Calcu...

A: The period of rotation of the wheel is

Q: Hang a weight at rest at position B. Then raise it to position A and release. The lowest position it...

A: Since the spring has never been compressed as mentioned in the question, the equilibrium position of...

Q: A rock is thrown at some angle above the horizontal with a certain velocity. It reaches its highest ...

A: During the projectile motion, at the highest point, vertical component of velocity equals zero. Hori...

Q: After falling from rest from a height of 25 m, a 0.30-kg ball rebounds upward, reaching a height of ...

A: Given information:The mass of the ball (m) = 0.3 kgHeight from which it falls (h1) = 25 mHeight to w...

Q: A boat moves through the water with two forces acting on it. One is a 1,800-N forward push by the wa...

A: (a) The acceleration of the 1,400-kg boat will be 0.576 m/s2.

Q: - A 7.1 kg body undergoes an acceleration of 4.2 m/s2. (a) What is the magnitude of the resultant f...

A: Given:For part (a):m = 7.1 kga = 4.2 m/s2for part (b):m = 4.3 kg

Q: A 4.0-g bullet leaves the muzzle of a rifle with a speed of 324 m/s. What force (assumed constant) i...

A: Given:Initial speed of the bullet = 0Final speed of the bullet = 324 m/sDistance covered by the bull...

Q: Number 1 .

A: Consider a car is moving with velocity(v) in a horizontal curve of the radius(R).

Q: You drop your phone while visiting the Grand Canyon. If it took 18.7s before it hit the ground, how ...

A: Given:Final velocity of the phone = 0Acceleration of the phone = g = 9.8 m/s2Time taken by phone to ...

Q: 10.0 kg and m2 Two packing crates of masses m = 7.30 kg are connected by a light string that passes ...

A: Here, the figure shows two packing crates of masses m1 and m2 are connected by a crate lies on a smo...

Q: Newton’s 2nd Law stipulates that “the sum of all forces acting on an object are equal to the mass ti...

A: Given information:The mass of the smiley face (m) = 12.6 kg

Q: A bag of oranges weighs 3.00 lb on Earth. What would it weigh on the Moon, where the free-fall accel...

A: Mass is a physical quantity that doesn’t vary when moved from on planet to another planet.The formul...

Q: 9-9 CHAPTER 9 Work and Kinetic Energy 23. In Example 9.9 in the textbook, a compressed spring with a...

A: Click to see the answer

Q: A 1800 kg car traveling at a speed of 13 m/s skids to a halt on wet concrete where μk = 0.30.    How...

A: Consider the weight of the car be w, mass of the car be m, the normal reaction of the car be N, the ...

Q: In the figure provided, a crate of mass m sits at rest on a 20° ramp and is connected to another cra...

A: When the mass is slightly nudged, acceleration is zero.The value of the attached mass is,

Q: A planet similar to the Earth has a radius 4.3 × 106 m and has an acceleration of gravity of 10 m/s ...

A: Click to see the answer

Q: A woman at an airport is towing her 15.0 kg suitcase at constant speed by pulling on a strap at an a...

A: Given values:Weight of the suitcase, m = 15 kgForce on the strap, F = 38.5 NFriction force on the su...

Q: A thin spherical shell of silver has an inner radius of 8.20 x 10-2 m when the temperature is 22.2 °...

A: Given that the radius is r = 8.20×10-2 mInitial temperature is T1 = 22.2˚C and T2 =142˚C

Q: Concave mirror Experiment   object height = 0.60m object distance = 3.00cm Radius of curvature = 4.0...

A: The relation between image distance, object distance and magnification (m) is:

Q: -The force exerted by the wind on the sails of a sailboat is 330 N north. The water exerts a force o...

A: Given situation can be picturized as follows:

Q: What is the period for a simple pendulum of length 2m when loaded with a 3kg mass? When loaded with ...

A: Given,

Q: nent FULL SCREEN PRINTER VERSION K BACK NEXT Your answer is partially correct. Try again. The figure...

A: Given information:Radius of the circular loop (r) = 4.40 cm = 0.044 mInitial magnetic field strength...