Calculate the momentum of a car having mass 340 kg moving with a velocity 42 m/s

Q: 3.Starting from the rest and height of 8 m, a 3 kg object slides down a 30° m incline, reaching the…

A:

Q: Determine time to cover distance 20 km with car travelling with speed of 15 km/hr

A: Given : Distance covered by car (d) = 20 km Speed of car (v) = 15 km/h

Q: A 5.00-cm tall light bulb is placed a distance of 55.5 cm from a concave mirror and the image formed…

A: Focal length = 20.5cm object  distance u = 55.5cm object height = h0 = 5cm lens formula 1/f = 1/v…

Q: A point charge of 10C moves with a uniform velocity of u = (3.8-42) m/s in an electromagnetic field…

A: In the given question, Charge (q) = 10C uniform velocity (u) =( 3x^ -4z^ )m/s Electric field (E) =…

Q: A bowler accelerates a 8.5 kg bowling pin from rest to 15 m/s. If this motion takes 1.75 s, what is…

A:

Q: Given that the current i₁=5.00 A and i2 = 2.00 A, what will be the value of current that will flow…

A: Given data :- i1 = 5 A i2 = 2 A

Q: Which of the following is the equivalent equation of the given loop 2? Please refer to the diagram…

A: According to Kirchoff's voltage law (KVL) voltage drop in a close loop is zero and according to…

Q: SOLUTION IS NEEDED How much calories of heat are needed to convert 500 grams of water at 30°C to…

A:

Q: Determine Distance covered by train in 1 hr Speed of train-80 km/hr

A: Given data :- time t = 1 hour = 1hr speed of train v = 80 km/hr

Q: What is the acceleration of the system if a mass of 35.7kg is placed on a 45.6° inclined plane and…

A:

Q: Find the impulse Force=0.621 N Time=0.23 s

A: We know the relation, Impulse= (force* time) N.s               = (0.621*0.23) N.s               =…

Q: Find the pressure Force=0.33 N Area=0.2 mm2

A: Given data : Force=F Area=A   Required: Pressure

Q: Which of the following is not true about Newton's theory for light as a particle? a. Light…

A:

Q: What should be the relationship between the object density and fluid density in order for the object…

A:

Q: What will be the color of the Lego if orange and violet light will be used?

A: Violet will be the colour

Q: A horizontal spring-mass system consists of a mass m 2 kg that is attached to a spring having a…

A: Given: The mass of the object is 2 kg. The spring constant is 500 N/m.

Q: A150 cm long copper rod is 3kg in mass. What is the change in length (in centimeters) in the rod if…

A:

Q: A water heater with a maximum power output of 650W is used to increase the temperature of water for…

A:

Q: ! * Consider a horizontal spring- mass system with an object of mass m attached to a spring of…

A:

Q: Determine kinetic energy mass=2.01 kg Velocity=0.642 m/s

A: Kinetic Energy = (1/2) x Mass x Velocity2

Q: Why does the induced current change direction when the magnet is halfway through?  (Address what is…

A: The direction of induced current depends on the polarity of the induced emf. And the polarity of the…

Q: Explain the inverse relationship between light extinction coefficient and photic depth of water…

A: Light extinction coefficient (u) is the decrease in light intensity with depth in water bodies and…

Q: nd the Horizon

A:

Q: 35 grams of solid at 80 degrees Celsius is placed in a 110 grams of fluid at 20 degrees Celsius. The…

A:

Q: Vector A has a magnitude of 10.84 m and points 16° north of east. Vector B has a magnitude of 6.91 m…

A:

Q: The diagram shows a straight wire carrying a conventional current / into the page. The wire is…

A: In this figure the direction of current I is into the page. And the direction of magnetic field is…

Q: a) What is meant by equipotantial lines? b) How can these be measured ? c) What is the difference…

A:

Q: Consider a beam of electrons that moves from the electron gun towards the screen of a cathode ray…

A:

Q: The force of gravity between two 4.0-kg objects that are 10.0 cm apart is 1.110-11 N 1.1´10-7 N 1.1…

A:

Q: Do you think the size of the particles affects how certain frequencies of light are scattered?

A: Answer:-  The scattering of light and colour of the scattered light depends upon the size of the…

Q: Given the circular coil shown below, calculate the magnitude of. a. Magnetic moment b. Torque on the…

A:

Q: 2kN 400 M 600mm

A:

Q: Refer to the diagram below. What would be the value of the total resistance? ww 1 ohm A 4 ohm 2 ohm…

A: Given data:  Two resistors 1 Ω and 2 Ω are connected in parallel, this combination connected in…

Q: Consider a horizontal spring- mass system with an object of mass m attached to a spring of constant…

A:

Q: Charge q₁ = 2.0μC is located at x = 0, y = 0.30 m. A second charge 92 = -2.0μC is located at x = 0,…

A:

Q: A particle with charge 2μC is placed at the origin, an identical particle, with the same charge, is…

A: Answer:- 0.013 N  Given  Charge (q1) = 2 uc = 2 × 10-6 c  Charge (q2) = 2 uc = 2 × 10-6 c  Charge…

Q: Determine Distance covered by train in 1 hr Speed of train=80 km/hr

A: Given data : Speed=S Time=t   To find : Distance

Q: s (m) 108 s=0.52 s = 108 00+ 10 t(s)

A: Solution:-

Q: 25" A y - 35"- F = 200 lb O Determine: Moment about point O (in lb-ft) round off to the nearest…

A:

Q: An airplane starts from rest, travels 5000 ft down a runway, and after uniform acceleration, takes…

A: Given Initial speed of airplane =0 Distance covered by airplane =5000ft Take off speed = 162mil/h…

Q: 1. Consider a beam of electrons that moves from the electron gun towards the screen of a cathode ray…

A:

Q: Find the pressure Force=0.004 N Area=0.02 m2

A:

Q: A metal rod is 30.725 cm long at 10°C and 30.743 cm long at 65°C. What is the average coefficient of…

A:

Q: In four hours a light plane having air speed 200 kph flies for 480 km against the wind and halfway…

A:

Q: * What will happen to the molecules left behind in the water when evaporation occurs? molecules will…

A: During evaporation water molecules are converted into vapour phase and leaves the water surface .

Q: Consider a beam of electrons that moves from the electron gun towards the screen of a cathode ray…

A:

Q: A mass of steam at 120°C is added to 2kg of ice at 0°C to yield water at 20°C. What is the total…

A: Latent Heat: The heat required to convert a solid into a liquid or vapor (latent heat of fusion), or…

Q: Which one of the following statements concerning resistors in series is TRUE? Group of answer…

A:

Q: Below is a figure representing two sources releasing sound waves. a. Label 1 point of constructive…

A: To label a point of constructive interference and destructive interference and to explain the…

Q: An object is attached to a spring and oscillates on a frictionless horizontal surface with an…

A: