8. A car and a truck collide. The momentum of the system of car and truck will be a) conserved if the collision is elastic. b) conserved if the collision is perfectly inelastic. c) perfectly conserved if the net internal force >> net external force. d) approximately conserved if Frc = FcT >> |f + D|

Q: A person drove 5 miles from home to the store. She took a different route back home that was only 4…

A: Motion of person (i) 5 miles from home to store  (ii) 4 miles from store to back home

Q: a) -3 -5 = = (-³) ₁4 = (²³) 5 Show steps (Your score will not be affected.) What is p₁ when po 43…

A: Given That: p0→=-31 d→=-55 The velocity is given by: v→=d→|d→| v→=-55(-5)2+(5)2 v→=-7.0717.071

Q: Is kg/s a basic or derived unit in SI?

A: A kg i.e. kilogram is the basic SI unit representing mass of an object, while a second is the basic…

Q: A BCC professor decides to grade his class as following: 10 percent for homework assignments, 20…

A: Class grade for the student will be calculated using the following formula, Class grade=∑wxw:…

Q: A vector is 10 units long and points at 30° with respect to the x-axis. How many units does it point…

A:

Q: Proportions describe how O one quantity responds to another quantity. O units are manipulated. O…

A:

Q: Consider the vector whose x-andy-components are given to be 2 4681 and -4.0584 respectively. Find…

A:

Q: nsider the vector whose x- and y-components are given to be in degrees the vector makes with the…

A:

Q: A man drives a car in a straight line south along a highway. He travels with a velocity of 112.6…

A: The expression for the velocity is given by v=dt Here,  vis the velocity,  dis the distance,  tis…

Q: How do I get an A in Physics?

A:

Q: What are some basic staff to get into physics?

A: First of all you have to deep interest in science, technology, experiment etc 2) you have to…

Q: The speed limit on some interstate highways is roughly 90 km/h. (a) What is this in meters per…

A:

Q: What are the four steps that can use to solve any physics problem?

A: Any physics problem can be solved in four steps.

Q: A force of 125 N has a rectangular component of 65 N acting along a line making an angle of 20 deg…

A: Magnitude of force = 125 N One of the rectangular component of force = 65 N alonga line making an…

Q: Van is traveling at a speed of 52 m/s. (a) What is its speed in kilometers per hour? (b) Is it…

A: Given Speed=52m/s

Q: A car is traveling at a speed of 33 m/s. (a) What is its speed in kilometers per hour? (b) Is it the…

A: Given that-A car is travelling at a speed of 33 m/sWe know the-Conversion formula- X m/s=X ms1…

Q: The speed on I-75 is 65 miles per hour.  If onbe mile is equal to 1.6 km, what is the speed limit…

A: Given data:  Speed (v) = 65 mi/h 1 mi = 1.6 km Required: Speed in m/s

Q: How long would it take to drive 375 miles at 55 miles per hour? Calculate your answer in hours.

A: Given value--- distance = 375 miles . speed = 55 miles/h. We have to find--- time ?

Q: A tortoise is walking in the desert. It walks at a speed of 3 meters per minute for 93.75 meters.…

A: Given Speed of the tortoise is v=3 m/min Distance covered by the tortoise is d=93.75 m   We have to…

Q: In an experiment, a student obtained the following masses for a product: 0.651 g, 0.643 g, 0.648 g,…

A: Givenm1 =0.651 gm2 =0.643 g m3 =0.648 gm4 =0.609 gm5 =0.646 g

Q: A car drives for 0.750 hours at a speed of 85.0 km/h , then drives another 80.0 km in a time of 30.0…

A: A car drives for 0.750 hours at a speed of 85.0 km/h.

Q: A car that travels at 9.1 km/hr for 2.0 hrs, at 7 for 1.0 hr and at 9 for half an hour. What is its…

A:

Q: What are the basic concepts of physics?

A: Classical Mechanics:Classical Mechanics include the fundamental laws of motion and the equations…

Q: A mountain incline climbs from an elevation of 6556 feet to 8587 feet above sea level. The…

A: Initial elevation (h) = 6556 feet Final elevation (h') = 8587 feet Time taken (t) = 18 minutes and…

Q: Tank A initially holds 100 gallons of brine that contains 100 pounds of salt, and tank B holds 100…

A: The amount of salt in tank A is wsA=100 lbs, and amount of water in the tank A is…

Q: What is the value of coefficients A and B? (Consider R1=R2=R3=R) Ri V + W 15x+ AV R2 N R3 PT DI

A:

Q: A common speed limit in Vancouver, British Columbia, is 70 km/hr. You are going 61 MPH. What is…

A: The speed limit in British Columbia is =70km/h.                 The speed in MPH is =61MpH     We…

Q: A sound travels down a hallway that is 124 m long. Then it echoes and returns back to the source. If…

A: Write the given values with the suitable variables. s=124 mv=347 m/s Here, s and v are the length of…

Q: In a time of 2.86 h, a bird flies a distance of 83.7 km in the direction of 32.9 degrees East of…

A: The objective of the question is to find the x component of the bird's average velocity. The bird's…

Q: The motion of a particle is given by the equation where s is in feet and t in seconds. Compute the…

A: Given data: Equation of motion: s=2t4-16t3+2t2 Time, t=2 s

Q: Problem 1-17 Using the base units of the SI system, show that F = G(m,m¿)/r² is a dimensionally…

A: The equation of F can be given as, Here, m1 denotes the mass of the first object (in kg), m2…

Q: You start out by driving 55 miles north in 3 hours and 39 minutes, and then you stop and park for a…

A: Given: First displacement, = 55 miles in North time, t1 = 3 hour and 39 minutes Second displacement…

Q: Express the relationship between 1/do, 1/di, and 1/f as an equation.

A: Generally, two types of the lenses are used: Diverging or concave lens and Converging or convex…

Q: You start out by driving 103 miles north in 4 hours and 3 minutes, and then you stop and park for a…

A: In first interval distance travelled s1=103 miles For time(t1) =4 hours 3 minute For the last…

Q: A taxi is traveling at a speed of 62 m/s. (a) What is its speed in kilometers per hour? (b) Is it…

A: GivenSpeed=62m/s

Q: - 40. A 2.00-kilogram mass is at rest on a horizontal surface. The force exerted by the surface on…

A: Part (40): Given: The mass of the object is 2 kg.

Q: A certain coin has a diameter of 22.88 mm, a thickness of 1.83 mm, and weighs 0.314 N. What is its…

A: The mass of the coin can be written as follows: m=Wgm=0.314 N9.8 m/s2m=32.0×10-3kg…

Q: D = m/V for V (density = mass divided by volume)

A: Density is defined as the mass per unit volume. Its unit is g/mL or g/cm3.

Q: How many minutes are in a week?

A: 1 week = 7 days or 1 week = 7 x 24 hours or 1 week = 7 x 24 x 60 minutes  or 1 week = 10080 minutes

Q: root mean square value

A:

Q: What would be the magnitude of the blocks mA and mC if a=y=40. Express it in terms of mass of B (mB)

A: Given, α=γ=40° Equating the forces in the horizontal and vertical direction at the suspension point…

Q: Is physics applied mathematics

A: Physics and applied mathematics are t be discussed here.