Science

PhysicsQ&A Library4. Three charges are placed as shown. В С +2 -2 +2 Charges A and C are held in place. Describe what charge B does. Give a reason for your answer. 5. Describe how it is possible for two waves to cancel each other out. 6. A 1200 W microwave oven is plugged into a 120 V outlet. a. Calculate the current required to operate the microwave oven. b. Calculate the resistance of the microwave oven.Start your trial now! First week only $4.99!*arrow_forward*

Question

4.

Tagged in

Science

Physics

Find answers to questions asked by students like you.

Q: Number 3. I need also the free body diagram for that.

A: The free body diagram of the car is shown below.

Q: N3T.1 An object's x-velocity v,(t) is shown in the boxed graph at the top left. Which of the other g...

A: Now, consider the velocity verses time diagram. In the diagram complete motion is in two part, the f...

Q: When you apply the torque equation Στ = 0 to an object in equilibrium, the axis about which torques...

A: If any object is in equilibrium, then net torque about any axis should be zero. Hence, axis can be l...

Q: A figure skater glides along a circular path of radius 6.10 m. If she coasts around one half of the ...

A: Given information:Radius of a circular track (r) = 6.10 m

Q: Could you kindly solve and explain this to me? Thank you, Faizan Alam

A: Click to see the answer

Q: If a piece of an airplane suddenly becomes detached during flight, it will crash to Earth. Would it ...

A: Click to see the answer

Q: Before the drawbridge starts to open, it is perfectly level with the ground. The dancer is standing ...

A: Before the drawbridge starts to open, there is no tendency of motion of the dancer relative to the b...

Q: A vector has an x-component of −25.5 units and a y-component of 39.0 units. Find the magnitude and ...

A: Let the vector mentioned in the problem be denoted as A.Its representation in terms of Cartesian uni...

Q: In an experiment to demonstrate the photoelectric effect, physics students allow light of various fr...

A: The expression for the wave function is given by,

Q: A differential equation describing the height h of a fluid level in a cylindrical tank of the radius...

A: Given information:The differential equation of height “h” in a cylindrical tank:

Q: A vinyl record is played by rotating the record so that an approximately circular groove in the viny...

A: The linear speed of the record is,Substitute the values,

Q: The moment of inertia of a 0.912-kg bicycle wheel rotating about its center is 0.165 kg m2. What is ...

A: Moment of inertia of ring is,

Q: Chapter 28, Problem 056 Your answer is partially correct. Try again. A circular wire loop of radius ...

A: Given values:Radius of the wire, R = 15.1 cm = 0.151 mCurrent in the wire, I = 3.07 AAngle made by t...

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: Two large forces, F1 and F2 are applied by using two cables to lift a load weighing 1 kg, as shown ...

A: Click to see the answer

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: A uniform meterstick is in static rotational equilibrium when a mass of 220 g is suspended from the ...

A: Given,

Q: Problem 2. You slide down a long slide at an amusement park. If you start from rest at the top and c...

A: Given,

Q: A horizontal spring-mass system has low friction, spring stiffness 220 N/m, and mass 0.4 kg. The sys...

A: Given information:Stiffness of the spring (k) = 220 N/mMass of the block (m) = 0.4 kgInitial compres...

Q: A uniform horizontal shelf of width L and mass m is held to a wall by a frictonless hinge and by a s...

A: The below figure represents the a uniform horizontal shelf of width L and mass m is held to a wall b...

Q: Number 2. I need also the free body diagram for that question.

A: Coefficient of the static friction,The acceleration due to gravity,Radius of the curve road,

Q: A satellite is sent into a stable circular orbit with a velocity of 0.1 km/s. Determine the orbit al...

A: In the orbit, the gravitational force provides the centripetal force to the satellite for revolution...

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: A 51.0 g drink is left on a turntable causing it to turn with an angular speed of 7.10 rad/s. If the...

A: Given:Mass of drink = 51.0 gAngular speed = 7.10 rad/sCoefficient of static friction, μs = 0.830Coef...

Q: = 4.10 kg, rests on a frictionless horizontal table and is connected to a cable that passes over a p...

A: Given:Mass of the first block, m1 = 4.10 kgMass of the second block, m2 = 10.4 kg

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: 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: 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: A swimming pool reactor produces a flux of 3x1016 thermal neutrons m-2 s-1 at 1 m from the reactor c...

A: Flux damping can be calculated as follows,

Q: If a spring is stretched 0.98 cm by a suspended object having a mass of 0.20 kg, whatis the force co...

A: Click to see the answer

Q: An object, with mass 94 kg and speed 19 m/s relative to an observer, explodes into two pieces, one 5...

A: the big piece will have a mass of 5/6th that of the object.

Q: A flashlight bulb is rated 2.6 V and 0.30 A. What is the bulb's resistance? Round your answer to t...

A: Resistance is,

Q: A man sits with his back against the back of a chair, and he pushes a block of mass m = 6 kg straigh...

A: Given,

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: Number 5

A: (a)A FBD for the satellite,

Q: and R2 are connected in parallel, as in the figure below, then the total resistance R, measured in o...

A: Write the expression for equivalent resistance.

Q: A block of mass m1=2.4kg is connected to a second block of mass m2=1.8kg. When the blocks are releas...

A: Given information:m1 =2.4kgm2 =1.8kgdistance moved by the masses, d = 0.5 mkinetic friction between ...

Q: Hot water with a mass of .11kg is poured into a 0.25kg ceramic cup. The ceramic cup is initially at ...

A: For the thermal equilibrium the heat loss equals the heat gain. Here, the water losses the heat, and...

Q: A 0.250 kg0.250 kg toy car moving with a speed of 0.860 m/s0.860 m/s collides with a wall. The figur...

A: The force versus time graph is shown below.

Q: A wooden plank is 5.00 m long and supports a 75.0 kg block 2.00 m from one end. If the plank is unif...

A: The net torque on equilibrium is zero.

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: 21. As the angle between two concurrent forces decreases from 180°, their resultant (3) remains the ...

A: Resultant force is given by,

Q: A sort of "projectile launcher" is shown in (Figure 1). A large current moves in a closed loop compo...

A: Given that,The length of the bar L = 30 cm= (30 cm)(10^-2 m/cm)= 0.30 mThe mass of the bar m = 1.5 g...

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

A: Concave mirror is a mirror whose inner surface is unpolished and reflects the rays falling on it.

Q: You might have seen basketball showoffs spinning a ball on the tip of a finger. If such a player per...

A: Consider W, work has been done to set the basketball spinning from the rest. Take the basketball to ...

Q: A ball of mass mb=2.9 kg is attached to a stick by two strings as shown. String 1 is the upper strin...

A: The free body diagram of the system is shown below

Q: Suppose a 825-kg car can produce a useful power output of 45.5 hp (1 hp = 746 W). How long, in secon...

A: Click to see the answer

Q: if a 33 g object has a volume of 47 cm3, would you expect it to sink or float in water ? Why?

A: Given:Mass of the object = 33 gVolume of the object = 47 cm3

Q: Find Fmin, the constant force with the least magnitude that must be applied to the board in order to...

A: The acceleration of the system is,

Q: A very bouncy ball is dropped from a height of 2.35 m2.35 m to an asphalt playground surface and the...

A: The expression for the coefficient of restitution is,