• What is the mass of the train car moving at 14 m/s with a momentum of 140 kg-m/s? of the car moving at 10 m/s with a momentum of 100kg- m/s? What is the total momentum of the system?

Q: The angle of incident is 42 degrees from the normal line, what is the angle of reflection A. 38 B.…

A: Given: The angle of the incident with normal is 42o.

Q: Is a Farad a large capacitance? Explain. Does a high electric potential difference (or, voltage)…

A: Farad is the unit of capacitance.

Q: Outside your mansion house 1.0km from ground zero of a 100-kiloton nuclear bomb explosion, the…

A:

Q: Verify pls if the values in the simulation. Show solutions in determining the branch currents using…

A:

Q: What is the angle between the two vectors A = 2i + 3j and B = i- 2j is * A 0° 120° 90° 60°

A:

Q: A man does 4,800 J of work in the process of pushing his 2.40 x 103 kg truck from rest to a speed of…

A:

Q: If a car moves at the rate of 30mi/h for 6 min, then 60mi/h for 10 min, and finally 5 min/h for 3…

A: Given:  First 6 min, velocity = 30 mi/hr Next 10 min, velocity = 60 mi/hr Final 3 min, velocity = 5…

Q: Find the displacement at t = 12.0 sec: 4.00 m 5.00 m 0 8.00 m

A: Here, time period of oscillation (T)= 4 s.

Q: nd experiences a force of 0.25 N due to earth’s magnetic field. What is the value of Earth’s…

A: We know that the magnetic force is  in terms of the current  I and length L is given as  F = ILBsinθ…

Q: A coiled wire is to be used as an immersion heater for boiling water. The coil should operate at 220…

A:

Q: Calculate the resistance of a carbon rod when at 60°C if its resistance at 0°C is 0.0180.

A: Resistance at temperature T is given by:- R = R0 [1+α (Tf -Ti)] Here, R = Resistance at final…

Q: Part A An LC circuit is built with a 40 mH inductor and an 12.0 pF capacitor. The capacitor voltage…

A:

Q: An 8 ft long pendulum subtends an angle of 340. What is the height difference from its stationary…

A:

Q: A converging lens has a focal length of +22.5 cm. An object is placed 43.9 cm away. What is the…

A: Given Data:- Focal length of the lens is f=22.5 cm Object distance is u=43.9 cm Required:-…

Q: 2 Calculate to five significant figures the binding energy in J/nucleon of the nucleus of an atom of…

A:

Q: One problem for humans living in outer space is that they are apparently weightless. One way around…

A:

Q: An athlete is training on a 100 m long linear track. His motion is described by the graph of his…

A: We need to find velocity in each case and then in part b) average velocity for whole distance.  For…

Q: Your mass is 91.5 kg, and the sled s mass is 18.3 kg. The sled is moving by itself on the ice at…

A: Given Mass of a person = 91.5 kg Mass of sled = 18.3 kg Initial speed of sled = 4.88 m/s along the…

Q: What is the speed (in m/s acquired by a freely falling object 5 s after being dropped from a rest…

A:

Q: How long does a 56 kW water heater take to raise the temperature of 170 L of water from 22°C to…

A:

Q: This is about a simple pendulum experiment and we used Tracker and Phyphox. Question: Based on the…

A: The error is least in the method of Accelerometer data in phyphox.  So, this method is most…

Q: A .22 rifle bullet, traveling at 300m/s strikes a large tree, which it penetrates to a depth of 10…

A: Velocity=300m/s Mass of bullet=2g

Q: How much in peso is the cost of boiling 13.2 L of water from 22 °C using a heavy cook pot with mass…

A:

Q: Note: Specific heat capacity of water is 4186 J/Kg- C° .  Round off answer up to 2 decimal places.…

A: Given that,  Volume of water(v)= 7.5 L Initial temperature (Ti)= 29° C Final temperature (Tf)= 100°…

Q: A U-shaped tube open to the air at both ends contains some mercury. A quantity of water is carefully…

A:

Q: 16 massless pulley A 20 N block is placed on an inclined plane and connected to a 10 N hanging block…

A:

Q: A current-carrying wire oriented north-south and laid over a compass deflects the compass 25°east.…

A:

Q: A convex mirror has a focal length of-20 cm. What is the object distance if the image distance is-10…

A:

Q: Part I. Determine the following quantities. a. Total resistance (R7) b. Total Current (17) c.…

A: Hey there, since you have posted a question with multiple subparts, we have solved the first three…

Q: Calculate the length contraction and orientation of a rod of length 5m in a frame of reference which…

A:

Q: Researchers are conducting a study to quantity the thermal conductivity of a composite material. A…

A:

Q: 2. Draw a close circuit with the following circuit elements: battery, 4 resistors, wire, open switch

A:

Q: B 130.0° 53.0° The magnitude of the vectors are A=6N and B=7N What is the rectangular component of…

A:

Q: Complete all equations by showing all the work. Show step by step and round to the 6 decimal place.…

A:

Q:

A:

Q: Calculate the specific heat of a metal from the follo contains 17 kg of water. A 2.0 kg piece of the…

A: GivenMass oc container, mc=3.4 kg Mass of water, mw=17 kgMass of metal piece, mp=2 kgTemperature of…

Q: momentum

A: We have to find the ball momentum. Momentum = mass × velocity 7.25 × 3 = 21.75 kg m/s

Q: Solve the word problem and show your detailed solution. The final answer should have a unit and the…

A:

Q: A uniform 34.0-kg beam of length e = 5.15 m is supported by a vertical rope located d- 1.20 m from…

A:

Q: The magnetic field due to a single electric charge at rest is always equal to ZERO. Select one: O…

A:

Q: Suppose you have a positively charged conducting sphere. Where, relative to the center of the…

A: When charge is given to conducting sphere.It's whole charge will be distributed on the surface to…

Q: A mass of 0.8 kg is attached to a horizontal spring whose stiffness is 10 N/m. Friction is…

A: Since you have posted a question with multiple sub-parts, we will solve first three sub-parts for…

Q: When a cylindrical capacitor is given a charge of 0.500 nC, a potential difference of 20.0 V is…

A: For capacitance , Q = C.V  Here, Q = charge = 0.5nC = 5×10-10C C = capacitance of capacitor V =…

Q: Find the displacement at t = 13.0 sec: 5.00 m 0 8.00 m 4.00 m

A:

Q: What is the smallest value of B that can be set - equator to permit a proton of speed 10 m/s to…

A: Here, we calculate  the smallest value of B that can set up at the equator to permit a proton is…

Q: Find the rectangular representation of the force F, given that its magnitude 240 N. * . OF = -135.76…

A:

Q: Q1) One kind of cake requires 200 g of flour and 25g of fat, and another kind of cake requires 100 g…

A: Consider the given data as below. First kind of cake: Let the number of cake is a. Flour=200 g…

Q: A cylindrical tank with a large diameter is filled with water to a depth D = 0.350 m. A hole of…

A:

Q: µF b.2µF c.3µF   d.4µF

A: all three capacitor connected in serise so  C =(3)/(1+1+1)=1uf now c=1+2=3uf

Q: (a) What is the momentum in kg · m/s of a garbage truck that is 1.20 x 104 kg and is moving at 30.0…

A: