Science

PhysicsQ&A LibraryA parallel plate capacitor with a plate area A= 1 cm2, separated by distance d-5 cm is connected to a 100V DC power supply. What is the electric field magnitude and direction? What is the voltage drop across distance D- 3 cm extending from the negative plate out a distance of 3 cm between the plates?Start your trial now! First week only $4.99!*arrow_forward*

Question

Tagged in

Science

Physics

Find answers to questions asked by students like you.

Q: A particle has a charge of -6.10 nC . At what distance from this particle does its electric field ha...

A: Click to see the answer

Q: 1. A 175lb astronaut wearing a complete shuttle suit with life support system, weighs a total of 485...

A: The expression for the weight of the astronaut on the moon,

Q: need help w these two

A: The expression for the average force,

Q: A grinder consists of a 5.34 kg steel block on a 1.87 m long arm that spins around a table. If the a...

A: Use the Newton’s second law of motion,

Q: 5.80 m along a frictionless horizontal table by a constant applied force of magnitude F = 16.0 N dir...

A: a)Work done by the applied force is,

Q: Two buckets of mass ?1=19.7 kgm1=19.7 kg and ?2=11.9 kgm2=11.9 kg are attached to the ends of a mass...

A: Given values:M1 = 19.7 kgM2 = 11.9 kgMass of the pulley, Mp = 7.13 kgRadius of the pulley, Rp = 0.2...

Q: 4. Maximum Area You are given a string of fixed length l with one end fastened at the origin O, and ...

A: Click to see the answer

Q: Week 4 Fall 2019 sWB-Building Height Ironman steps from the top of a tall building. He falls freely ...

A: As the ironman falls freely from the top of the building, the initial velocity is zero.Then,

Q: Tom and Jerry both push on the 3.00-m-diameter merry-go-round shown in (Figure 1). Tom pushes with a...

A: Net torque on merry-go-round is,

Q: A girl delivering newspapers covers her route by traveling 5.00 blocks west, 3.00 blocks north, and ...

A: Given values:Distance travelled due west, OA = 5 BlocksDistance travelled due north, AB =3 BlocksDis...

Q: You push a 33-kg table across a 6.2-m-wide room. In the process, 1.5 kJ of mechanical energy gets co...

A: the expression for mechanical energy is

Q: Two charges, one of 2.50μC and the other of -3.50μC, are placed on the x-axis, one at the origin and...

A: Consider the point P on the x axis, where the net force is zero.

Q: A 2.36x10 kilogram car starts from rest and coasts down from the top of a 5.05 meter long driveway t...

A: Click to see the answer

Q: The angular speed of an automobile engine is increased at a constant rate from 982 rev/min to 3230 r...

A: Given information:

Q: A 12m long post is bolted to the wall on its left end. It's right end is held horizontal by a wire t...

A: Draw the schematic diagram of the arrangement.

Q: Heat is defined as energy that is moving from one place to another as a consequence of a temperature...

A: The internal energy may be increased by transferring energy to the object from a higher temperature ...

Q: A dart gun contains a spring of spring constant k = 17 N/m which is used to fire a dart of mass m. T...

A: From the conservation of energy

Q: Physics Question

A: (a)Write the expression for angular acceleration.

Q: Some bacteria are propelled by motors that spin hair-like flagella. A typical bacterial motor turnin...

A: Consider the angular speed of the bacterial motor be ω0, the angular speed of the rim of the bacteri...

Q: A rocket is launched straight up with constant acceleration. Four seconds after liftoff, a bolt fall...

A: The speed of the rocket after 4 second is

Q: Express your answer using two significant figures. Vα ΑΣφ ? m/s Request Answer Submit Part B What is...

A: Hello there. Since your question has multiple sub-parts, we will solve first three sub-parts for you...

Q: sSWB-Rocket-jetison 4 of 13 Review | Constants During launches, rockets often discard unneeded parts...

A: Given:Acceleration of the rocket = 3.15 m/s2initial speed of the rocket = 0

Q: Determine the minimum velocity(m/s) necessary to orbit freely about a planet or moon at an altitude...

A: The minimum velocity required to orbit freely is,

Q: The thrust created by a lone jet engine produces a force of F = 78000 N. It takes the aircraft (with...

A: (a)Initial kinetic energy is zero, as it starts from rest.From work energy principle:

Q: A 250-kg flatcar 23 m long is moving with a speed of 7.0 m/s along horizontal frictionless rails. A ...

A: Given information:Mass of the flat car, M = 250 kg Mass of the worker, m = 95 kgThe velocity of the ...

Q: Data: Mass of the Earth is 5.98 x 10^24 kg, Mass of the Sun is 1.99 x 10^30 kg, Earth-Sun Dista nce ...

A: (i)Mass of the earth, M = 5.98 X 1024 kgRadius of the orbital, R = radius of earth + altitude = 6400...

Q: A uniform beam of length L= 0.18 m and mass mb=0.83 kg is pinned at one end to a vertical wall. A ro...

A: The weight of the beam acts on the midpoint of the beam at L/2, in downward direction. The tension ...

Q: CHAPTER 9 9-7 Work and Kinetic Energy 9.4 Restoring Forces and the Work Done by a Spring 19. A sprin...

A: Part A:Yes,The given spring obeys Hook’s law because the tension induced in the spring is linearly ...

Q: Constants Periodic Table A typical ten-pound car wheel has a moment of inertia of about 0.35 kg m2. ...

A: Given information:Moment of inertia of the wheel (I) = 0.35 kg.m2Number of revolution (N) = 35 revTi...

Q: A dart gun contains a spring of spring constant k = 17 N/m which is used to fire a dart of mass m. T...

A: Given,

Q: Sketch a ray diagram for a concave mirror with an object at Do =R and describe the image characteris...

A: The ray diagram of convex lens with D0=2f is shown as figure below.CHARACTERICTICS:The image is real...

Q: Three vectors 13 of 15 Review | Constants Part A Consider three vectors A,B and C all lying in the y...

A: Click to see the answer

Q: A runaway train car that has a mass of 15,000 kg travels at a speed of 5.4 m/s down a track. Comput...

A: Acceleration is,

Q: I have attached the question. Kindly explain me this problem.

A: The maximum displacement occurs when V=0.

Q: A 55-kg pole vaulter running at 10 m/s vaults over the bar. Her speed when she is above the bar is 1...

A: The change in potential energy of the pole vaulter will be equal to her change in kinetic energy.Ass...

Q: My question is why did we used sine and cosine 45 degree? Is not is supposed to be 315 degree since ...

A: It is given that the force along the y-axis is

Q: A 54-kg ice skater pushes off the wall of the rink, giving herself an initial speed of 3.2m/s. She t...

A: Write the expression for horizontal force using Newton’s second law

Q: A figure skater glides along a circular path of radius 4.60 m. If she coasts around one half of the ...

A: The displacement travelled by the skater from the starting location is equal to the diameter of the ...

Q: The wheels of a wagon can be approximated as the combination of a thin outer hoop, of radius m = 0.4...

A: The rotation inertia of the loop,

Q: (b) What torque must be applied to this object to give it an angular acceleration of 1.30 rad/s2 if ...

A: Torque is,

Q: Your electric drill rotates initiallly at 5.13 rad/s. You slide the speed control and cause the dril...

A: Given, Initial angular ω0 = 5.13 rad/sec,Angular acceleration α = 0.373 rad/s2 ,Time t = 4.75 sec

Q: Physics Question

A: Click to see the answer

Q: A block of mass 2.50 kg is pulled 2.20 m along a frictionless horizontal table by aconstant 16.0 N f...

A: The figure is shown below:

Q: You have two strings of length 0.5 m. Both strings are fixed at both ends and have tension 10 N. The...

A: Since we only answer up to 3 sub-parts, we’ll answer the first 3. Please resubmit the question and s...

Q: Catching a wave, a 74.6-kg surfer starts with a speed of 1.18 m/s, drops through a height of 1.80 m,...

A: The initial energy of the surfer is

Q: The horse exerts a backward force of 2645N for a forward distance of 25m. How much work is done?

A: Write the expression for work done.

Q: A force of 40.0 N is applied in the positive x-direction to a block of mass 7.65 kg, at rest on a fr...

A: From Newton’s second law of motion.

Q: A person walks 24.0° north of east for 2.40 km. How far due north and how far due east would she hav...

A: Consider the diagram below, which represents the situation given in the question.

Q: A person does work, WP = 750 Joules, to pull a 12.0 kilogram sled with a force of FP = 100 Newtons o...

A: (a) Apply work-energy theorem on the sled, from point A to point B, and solve for the displacement ∆...

Q: A small cart with low friction wheels is attached to a sturdy wall with a high quality spring that h...

A: 1)Position of the cart is graph A