20) What is the magnitude and direction of the force in each of the following situations? a) b) v = 1.3x10 m/s B = 0.28T q=-1.22x10-¹7 C v=2.8x10³ m/s B = 0.17T q=+3.7x10-¹6 C

Q: A dog in an open field runs 12.0m east and then 28.0m in a direction 30.0o east of north. How far is…

A:

Q: A 10 kg wagon is pulled with a horizontal force of 10N. If the sidewalk offers 4N of resistance,…

A:

Q: extrapolate a graph using the given on the table

A:

Q: What is the net electric flux through each of the four surfaces shown in the figure below? (Assume…

A:

Q: Two steel wires are used to support equal loads. Wire A is twice as long as wire B but has a…

A:

Q: A simple pendulum of length L and mass M has frequency f. To reduce its frequency to f/3, O increase…

A: Given Mass of the pendulum is M Length of the pendulum is L Frequency of the pendulum is f…

Q: A storage battery has an emf of 25 V and an internal resistance of 0.200 ohm. Compute its terminal…

A:

Q: Two basketballs of the same mass collide. The first basketball, initially at rest, travels at an…

A:

Q: Please give brief introduction about REFRACTION OF LIGHT BY A CONCAVE LENS experiment

A:

Q: As the object losses velocity, it also losses a. Elevation b. Kinetic energy c. Potential energy d.…

A: Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: A grenade is initially at rest. Suddenly, it explodes into many different pieces. If you were to sum…

A: Before answering this problem we should have an idea of how the grenades work. Grenade is initially…

Q: A spring with a spring constant of 1.0 N/cm is attached to a 4.0 kg mass. If you were to pull and…

A:

Q: KINDLY ANSWER IMMEDIATELY, THANKYOU FOR HELPING OUT A battery charger supplies a current of 10 A to…

A: Given A battery charger supplies a current, I=10A open-circuit voltage, U=5.6V voltmeter connected…

Q: What is the frequency of the third harmonic of a wave on a string that is 1.27 m long and has a wave…

A: Frequency of third harmonic is  F=nv/2l Where n=3  V=246 m/s  l=1.27 m

Q: An electronic flash unit for a camera contains a capacitor with a capacitance of 940 µF. When the…

A: Given in question:  Capacitance of  the capacitor(C) =  940 µF = 940×10-6 F…

Q: When a potential difference of 21 V is applied to a given wire, it conducts 0.45 A of current. What…

A: Given: Potential difference, V=21 V current, I=0.45 A To find: Resistance, R=?

Q: A spring-loaded toy gun can shoot a foam bullet 4.6 m straight up into the air when the spring is…

A: in this question  we use potential energy equation of spring gun.

Q: What is the frequency of the third harmonic of a wave on a string that is 1.27 m long and has a wave…

A:

Q: Shown in the figure below is a point charge surrounded by two conducting spherical shells (Shell 1…

A:

Q: The angular momentum of a flywheel having a rotational inertia of 0.417 kg·m2 about its central axis…

A: Given:- The rotational inertia of the flywheel is  I = 0.417 kg·m2 The angular momentum of a…

Q: A water pipe having a 2.20 cm inside diameter carries water into the basement of a house at a speed…

A:

Q: A voltage of 8 V is applied across the ends of a piece of copper wire 7 cm long. What is the…

A: The voltage applied across the conductor, V=8 V The length of the copper wire, l=7 cm Mass of the…

Q: ..54 Dispersion in a window pane. In Fig. 33-54, a beam of white light is incident at an- gle = 50°…

A: For a parallel slab, the incident and refracted light are parallel irrespective of the refractive…

Q: Two astronauts, one of mass 60 kg and the other 85 kg, are initially at rest together in outer…

A:

Q: 44 In Fig. 33-42, unpolarized light is sent into a system of three polarizing sheets, which…

A: Let A be the amplitude of incoming light. After passing polarizer 1, its amplitude is Acosθ2…

Q: 0.40 kg 9. In FIGURE 5, a cumin canister of mass m = slides across a horizontal frictionlesscounter…

A:

Q: electron is accelerated through 2.05 x 10³ V from rest and then enters a uniform 2.90-T magnetic…

A:

Q: || The free-fall acceleration on the moon is 1.62 m/s². What is the length of a pendulum whose…

A: The time period of a pendulum is given by T = 2πLg, where L = the length of the pendulum and g =…

Q: 3. A dropping ball initially at rest falls 1.5m. Calculate (a) the traveling time of the ball and…

A:

Q: A travelling wave on a taut string is given by the wave function: y(x,t) = 0.1 sin(x - 150t), where…

A:

Q: Determine the force the sun exerts on an object with a mass of 80.0 kg if that object is on the…

A: Given data- Mass of object m=80.0 kg and object is on the earth.

Q: A long wire with a radius of 0.400 cm carries a current. The potential difference across a 3.60 m…

A:

Q: 3. How much work is done by an applied force to lift a 15 N block 3.0 vertically at block 3.0 meters…

A: Force applied on the block, F=15 N Displacement of the block, d=3 m

Q: If a neutral metal object has been charged by friction to a charge of one pC (1pC = 10-12 C), what…

A: Charge of one electron, e=-1.60×10-19C Charge of one proton, p=+1.60×10-19C 1 Pico Coulomb=10-12 C…

Q: An object moving with constant acceleration along a horizontal path covers the distance between two…

A: Given: The distance between the two points is 60 m. The time interval is 6 s. The speed of the…

Q: An object oscillates in a simple harmonic motion along the x-axis with an amplitude A = 30 cm. At a…

A:

Q: Given the two charged particles shown in the figure below, find the electric field at the origin.…

A: position vector of q1 = r1→=4i^+j^ distance of q1 from origin =d1=42+12=17cm   position vector of q2…

Q: When light is diffracted through a single slit of width 7.3 x 10-6 m, the angle of the third dark…

A:

Q: Two masses m1and m2 with a separation distance of d, attract each with a force F. What is the…

A:

Q: A point charge (-5.0 µC) is placed on the x-axis at x = 4.0 cm, and a second charge (-5.0 µC) is…

A:

Q: The figure shows the stress-strain curve for a material. The scale of the stress axis is set by s =…

A:

Q: Q1. Chapter 11 Calculate the heat needed to convert 10.0 g of ice at -25.0°C to water at 80.0°C. The…

A:

Q: If two adjacent frequencies of an organ pipe closed at one end are 550 Hz and 650 Hz, what is the…

A:

Q: On a national highway in a rural region of Laguna, a car is traveling at a speed of 20.0 m/s. Is…

A: Given, Speed of car in m/s = 20.0 m/s  Speed limit = 60.0 km/h

Q: particle experiences? 1.59 Check your evaluation of the cross product as this is a likely source of…

A:

Q: A child on a tricycle is moving at a speed of 1.40 m/s at the start of a 2.45 m high and 12.4 m long…

A:

Q: When a potential difference of 12 V is applied to a wire 8.5 m long and 0.41 mm in diameter the…

A: Given : Potential difference, V = 12 V  Length, L = 8.5 m ; Diameter, D = 0.41 mm  Current, I = 2.8…

Q: where x and y are in meters and t is in seconds. The linear mass density of the string is μ = 200…

A:

Q: If a wave travels through the same medium, which of the following must occur if the wavelength…

A: Solution: Given: It is asked, "if a wave travels through the same medium, which of the following…

Q: quipment to be used in airplanes or spacecraft is often subjected to a shake test to be sure it can…

A: Given:mass of radio receiver, m=4.67 kgSHM frequency, f=142 Hzmaximum acceleration, am=98 m/s2

Units and Dimensions

These are generally defined as the terms which precede or describes the dimensions further. These are also further divided into two parts namely fundamental units and the derived units.