A vehicle applies brakes and skids through a distance equal to 40 m before colliding with another parked vehicle, the weight of which is 60% of the former. From fundamental principles compute the initial speed of moving vehicle, if the distance which both vehicles skid through after the collision, before stopping is 12 m. Assume average friction coefficient as 0.6. Show the various steps in the analysis and mention the assumption made in each step.

Q: D. The Earth (m=5.98x 1024 kg) moving at an orbital speed equal to 2.98x10 m/s.

A: Part (D): Given: The mass of the earth is 5.98x1024 kg. The orbital speed of the earth is 2.98x108…

Q: Find the gravitational potential energy of a light that a mass of 18 kg and is 4 m above the ground.

A: Given data :                         Mass    =   m                         Height    =    h…

Q: Calculate the value of force applied if work done is 255 J and displacement is 15.3 m.

A: Given data :                 Work done     =    W                Displacement    =     d…

Q: Two copper nanowires are insulated by a copper oxide nano-layer that provides a 10.0- eV potential…

A: The tunneling probability is given as, T=16EU01-EU0e-2kL Here, E is the energy of the electron, U0…

Q: Ferromagnets INCREASE the magnetic flux density in the presence of a magnetic field. TRUE OR FALSE

A: Ferromagnetic materials are substance  that tend  display strong magnetism in the direction of…

Q: The figure here shows a Gaussian cube of face area A immersed in a uniform electric field that has…

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

Q: Test III. Recognizing Elastic and Inelastic Collison. Shade letter E on the zip grade if the given…

A: 26. Colliding pendulum- inelastic collision. 27. Tricycle- truck collision- inelastic collision.…

Q: Find the gravitational potential energy of a light that a mass of 18 kg and is 4 m above the ground.

A:

Q: Starting in Albany, you travel a distance 406 miles in a direction 43.5 degrees north of west. Then,…

A:

Q: 3. 4. 5.

A:

Q: A circuit is constructed with four resistors, one capacitor, one battery and a switch as shown. The…

A:

Q: A direction cosine is: O The cosine of the angle between a vector and a particular coordinate axis.…

A: In geometry the direction of the cosine is known as direction of cosine of a vector as the cosines…

Q: A hunter sights a bird on top of a tree at an angle of 35.23°. If he is 16 meters away from the base…

A: Please see the answer below.

Q: A 10-turn ideal solenoid has an inductance of 3.5mH. When the solenoid carries a current of 2.0A the…

A:

Q: Which of the two travels faster ?

A: Given data;  A car travels with a speed;sc=12 m s-1Where, Scooter travels with a speed;  ss= 36 km…

Q: If the momentum of a flying brick is 62 kg x m/s and it's mass is 13 kg. Calculate its velocity?

A: Given data :                       Mass     =     m            Momentum     =      p           To…

Q: There are eight identical charges with magnitude Q Coulombs located at the corners of a cube. Four…

A:

Q: If 850.0 J amount of heat is added to a system of ideal gas and the work done by the system is 460.0…

A: Here we using the first law of thermodynamics. dQ - dW= dU

Q: Assume that a car travels northward at 75km/h along a straight road in a region where Earth’s…

A: Given data :- velocity of car v = 75 km/h = 20.833 m/s vertical component of the Earth’s magnetic…

Q: The mass of lead piece is 115 g. When it is immersed into measuring cylinder, Water level rises from…

A: mass of lead piece (m) = 115 g initial level of water = 20 ml final level of water = 30 ml

Q: 4. (Ch. 19- Problem 57 in Wolfson) Find the entropy change when a 2.4-kg aluminum pan at 155°C is…

A: We have an Aluminum pan of mass m1=2.4 kg at a temperature T1=155oC=428 K which is put into water of…

Q: flow is attached to the w be. cm.

A: given:

Q: Find the mass of cork.

A: Given data;  A cork having following data;  Volume, v= 25 cm3 Density=0.25 g cm-3Find mass of cork ?

Q: Q2 For the system shown in figure. (Q = 1 μC, a = 0.2 m). 9₁=+Q 92=+Q 94-Q 93=+Q a (a) Find the work…

A:

Q: You connect a battery, resistor, and capacitor as in (Figure 1), where E = 36.0 V, C = 5.00 μF, and…

A: In the given question, Voltage (ε)  =36V Capacitance (C) = 5μF = 5×10-6F Resistance (R)  =140Ω The…

Q: A truck starting from rest and moving at a constant acceleration of 5 m/s then has the acceleration…

A: this is the question  about velocity , distance  and acceleration .

Q: crane is lifting a large storage crate to place it onto a cargo ship at the industrial harbour.…

A: Given that              The mass of the crane is (m) = 10000kg              It is lifted at a height…

Q: -3 Density of copper = 8.ggem ²³ find density in kg m ³2

A: Given data :- density of copper d = 8.9 g cm-3

Q: You launch a projectile horizontally from a building 35.2 m above the ground at another building…

A: Given data height h1 = 35.2 mdistance between two buildings R = 23.2 mheight where projectile hits…

Q: Learning Task 2 - Applying the rules of refraction for converging and diverging lens, draw a ray…

A: Converging lens image formation.

Q: Determine the angles made by the vector V = (-63)i + (-31)j with the positive x- and y-axes. Write…

A:

Q: Express 31 km h-¹ in m s

A: Given data;  Express 31 km h-1 in m s-1

Q: Determine mass=3

A: Given;  Determine mass for the data given as;   Volume,v= 15 cm3    Density,d= 0.10 g cm3

Q: Assume this page is perpendicular to a uniform magnetic field and the magnetic flux through it is…

A: Given: When the page is perpendicular to magnetic field the magnetic flux is, φ0=5 Wb. Page turned…

Q: 1. The diagram below shows two light rays emanating from the top of the object and incident towards…

A:

Q: Activity 3: Quantitative Problem Direction: Solve as directed. Write your answers on a separate…

A:

Q: 3 Dersity of steel = 9.8 g cm²" find density in kg m 3 2

A:

Q: The signal from a radio station is an electromagnetic wave. Find the electric field needed to give…

A: Given data:- The magnetic field amplitude is B = 6 x 10-11 WB/in2.

Q: the possible values for the magnetic quantum number? For each value, find the corresponding z…

A:

Q: Three identical capacitors are connected in delta to a 408 V, 50Hz, 3-phase supply. If the line…

A:

Q: Express 28 km h ¹ in ms

A:

Q: 12. The general construction of a capacitor is placing a dielectric between two conductors. However,…

A: The charged sphere, charged rectangular plate and a charged cylinder, all can store charge and hence…

Q: 1. Calculate the magnitude of the linear momentum for the following cases: (Serway & Vuille, 2012)…

A: (1): Part (A):Given: The mass of the proton s 1.67x10-27 kg. The velocity of the proton is 5x106…

Q: Find the mass of a car that drives at 30 m/s and has 468100 J of energy.

A: Given data :                   Velocity     =    V              Kinetic energy    =   K•E…

Q: An electric iron of resistance 9 ohms takes a current of 2 A. Find the heat developed in 20 s.

A: Given data :                       Resistance     =    R                       Current     =    I…

Q: A car drives around a circular track of diameter 87 m at a constant speed of 47.4 m/s. During the…

A: diameter of circular track (d) = 87 m constant speed (v) = 47.4 msangular displacement = 228 degree…

Q: mits an alp

A: solution of above prom is below:

Q: A capacitor bank is designed to discharge 5.00 J of energy through a 10.0-kΩresistor array in under…

A:

Q: In the circuit shown in (Figure 1) both batteries have insignificant internal resistance and the…

A:

Q: 5. (Ch. 19- Exercise 23 in Wolfson) For a gas of six molecules confined to a box, find the…

A: A box has total two sides,  N= 2 (Left & Right)  Total number of particles (n) = 6  (a) All the…

Newton's Second Law

Newton’s laws of motion describe the relationship between the motion of an object and forces acting on it. Newton’s law of motion has two types as follows: