A bicycle tire accelerates uniformly from rest to 3.89rad/sec in 9.0 s. Calculate how many radians it rotates in that time?

Q: What is the magnitude of magnetic force per unit length on a wire carrying a current of 8 A and…

A: Given Data :Magnetic field is B=0.15TCurrent in wire is I=8AAngle between wire and magnetic field is…

Q: A car starting from rest moves with constant acceleration. after 10 sec, the velocity is now 30 m/s.…

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Q: 10. A force is applied to an object which undergoes a displacement. What can you conclude if the…

A: Work done= force × displacement × cosA , Where A is the angle between the force applied and the…

Q: A bus is moving with a speed of 15km/hr and another identical bus is moving with a speed of 30km/hr.…

A: In the given question, Speed of one bus ( v1)  = 15km/hr Speed of second bus ( v2) = 30km/hr We are…

Q: 1.)The equation of a transverse wave traveling in a string is given by y=A sin(k x−ωt). The tension…

A: Given:- T= 13 N A= 10 mm = 10^-2 m K= 28 rad/m  w= 640 rad/s

Q: A block of wood is so loaded that it just floats in water at room temperature. What change will…

A: a) By adding salt to the  water, density of the water get higher due to this up thrust upon the…

Q: 3. A Ferris wheel with radius 16.0 m is turning about a horizontal axis through its center (see…

A: The speed remains constant in Uniform circular motion. Hence there is no tangential acceleration.…

Q: What is the source of the energy of the induced current when a bar of magnet is inserted into a coil…

A: Current is induced when a bar magnet is inserted into a coil of wire. This is due to the magnetic…

Q: a. 15. Cart A (mA = 850 g) has a velocity of 4 m/s [right] and is moving along a frictionless…

A: a) since at the minimum distance kinetic energy of the cars would convert into the potential energy…

Q: The position of a body on the x axis is discribed by the equation x=-27t+t3,where x is in meters and…

A: Given: The position of the object is. x=-27t+t3…

Q: 4. When we have a single measurement x, then it represents A) The mean only B) The predicted…

A: Note: As per the guidelines, we can only answer first question of multiple question. Sorry for the…

Q: Which of the following choices of connecting three resistors reproduces the target circuit shown…

A: Please note that according to the guidelines of bartlebty, I can only answer one question per…

Q: O resistive force exerted by the wooden block

A: Given data,  A bullet of mass,m= 50 g Initial velocity=100 m/s It strikes a wooden block and comes…

Q: Find the speed of car Distance=2 km Time=1 hr

A: Given -  Distance , d = 2 km  Time , t = 1 hr.  Let speed = s

Q: ely wo soleno 80 cm long has 5 layers inding of 400 turns each. The diameter of t lenoid is 1.8 cm.…

A: A magnetic field is a vector field that describes the magnetic influence on moving electric charges,…

Q: Concerning the life of an individual comet, say, from the Kuiper Belt or Oort Cloud.  These objects…

A: We know that the angular momentum must remain conserved. Here lets say that  m = mass of the comet v…

Q: In 1983 the radius of Hurricane Emily was about 350 km. The wind speed near the center (eye") of the…

A: Given Radius of the eye of the hurricane, r1=30km Radius of the hurricane emily, r2=350km Speed of…

Q: Calculate the force

A: Given data, mass of a body,m= 300 gIt is initially at rest is acted upon by a force which causes it…

Q: Consider the following 3 vectors. Who's magnitudes and directions are shown in the provided picture.…

A: Given Magnitude of vectors are 15, 20 and 30 Direction of vectors are shown in the figure. We have…

Q: 3. Figure 2.2 is a photograph of an eyeball with the image of a boy in a doorway. Is the eye here…

A: The eye her act as  Convex mirror.  If it was acting as a lens, then the object would have to be…

Q: A.)A wave has a speed of 260.0 m/s and a wavelength of 5.2 m. What is the frequency of the wave?…

A: Given data: Wave speed (v) = 260.0 m/s Wavelength (λ) = 5.2 m Required: The frequency (f) and period…

Q: 9. A tennis ball of mass m rebounds from a racquet with the same speed v as it had initially, as…

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Q: Find the acceleration Force 220 N Mass=22 kg

A: Given data : Mass=m Force=F   Required : Acceleration

Q: 5. GO The data in the following table describe the initial and final posi- tions of a moving car.…

A:

Q: The Richter Scale is used for measuring the magnitude of earthquakes. the magnitude of an earthquake…

A: It is required to determine the change in magnitude of an earthquake if its strength is doubled.…

Q: 4. Battle for Kobane In the desert near Kobane, an M1A1 tank detected a T-72 enemy tank 3km away,…

A: The horizontal range can be given as  R = u2sin2αgHereu = initial speed of the bulletα = angle at…

Q: Question 6 Hint 1 Hint 2 Suppose you walk 23 m straight west and then 14 m straight north. Answer…

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Q: Se muestra el perfil de una onda armónica en una cuerda y se sabe que los puntos My N tiene como…

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Q: A 5 kg ball is shot straight up with an initial speed of 20 m/s . When the ball reaches height 10 m,…

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Q: The wavelength of an electron revolving in the 3rd orbit of Be3+ is 'x' . The radius of first Bohr…

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Q: B A C A= 5.00 kg B= 8.00 kg Surface between A and B: Hs=0.57 μ = 0.35 Surface between A and table μs…

A: Solution: Given: The arrangement is shown in figure. We need to find maximum value of mC for which…

Q: 8. A closely wound solenoid 80 cm long has 5 layers of winding of 400 turns each. The diameter of…

A:

Q: What is the pressure on a swimmer 10 m below the surface of a lake (density of water is 1000 kg/m3)…

A:

Q: er televisions display a picture using a device called a cathode ray tube, where electrons are…

A:

Q: A football is kicked at ground level with a speed of 18.3 m/s at an angle of 33.7° to the…

A: Given data The initial velocity is given as u = 18.3 m/s. The angle of inclination is given as…

Q: A net force of 8.9 newtons accelerates a tricycle straight ahead at 3.47 m/s/s. Calculate the mass…

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Q: A bicycle wheel of radius R and mass M is at rest against a step of height 3R/4, as illustrated in…

A: When the wheel of a bicycle start to rise up over the step, there is no normal force exerted by the…

Q: A satellite in outer space is moving at a constant velocity of 21.2 m/s in the +y direction when one…

A: Given data: Velocity in y-direction, Vy=21.2 m/s Acceleration, a=0.360 m/s2 Time, t=40 s

Q: At t=0, a particle starts with an initial velocity of 10 i m/s and accelerates uniformly at (-2.0 i…

A: Given initial speed (u)=10 m/s Acceleration (a)=(-2.0 i +4.0 j) m/s2 Required speed at t=5 s

Q: The diagram below represents the forces acting upon a leftward-moving object. Each arrow represents…

A: Option (b) and option (e) are correct choices. Object is speeding up and experience unbalanced force…

Q: The record player is shut off and the phonograph record decelerates uniformly from 33.33rpm to a…

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Q: Find the acceleration Force 220 N Mass=22 kg

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Q: Two protons (p) and two electrons (e) are arranged on a circle of radius r = 4 [cm], with angles 0₁…

A: Draw the schematic diagram of the system of charges.

Q: In the construction of railroads, curvature of the track is measured in the following way. First a…

A: We have been given that dθ = angle between two tangents = 1.200let L be the distance between two…

Q: Some salt is added to water,

A: Given. A block of wood is so loaded that it just floats in water at room temperature.  What changes…

Q: A cyclist moves with a speed 2 m/s, then accelerates at 1.2 m/s2 after a distance 25 Then the final…

A: Correct option is (b) 8m/s

Q: Ex.5:-A square loop of wire in the xy plane carrying 2mA is subjected to a non uniform B field find…

A:

Q: A 2.4 0.050 kg yo-yo sto swung in a vertical carcie on the end of ²+0 0.30m long String of the…

A:

Q: What is physics

A: Physics is branch of natural science in which we studied about matter and it's fundamentals…

Q: What is the variation of the gravitational potential energy of the Earth in orbit around the Sun…

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Centripetal Force

A particle, body, object or certain mass while travelling in a rotational path or semicircular path, experiences an inertia force. If that inertia force pulls the towards the inward of the imaginary circle in the rotation, it is termed as centripetal force.