A 1,000 kg car traveling along the highway at 30 m/s slows to 10 m/s in 5.0 s. The magnitude of the average force acting on the car during this time is about *
Q: 50 kN 40 kN If e = 60° and F = 20 kN, determine the magnitude of the resultant force and its directi...
A: we will resolve all the forces in x and y direction. F=20kN tanα=34⇒α=370tanβ=11⇒β=450
Q: what law do perpetual motion machines violate?
A: We know perpetual motion machines are hypothetical machines that can work infinitely without without...
Q: What is electric dipole and dipole moment, unit and formula? Calculate potential energy for an elect...
A: An Electric dipole: It is formed by two point charges +q and -q separated by a fixed distance d. T...
Q: Need help with part C pls
A: C) Given, The rise in temperature is from 200 to 240
Q: Block A of mass m moving with a speed 2v collides head-on with Block B, initially at rest as shown i...
A: According to the conservation of linear momentum, the total momentum of a system remains conserved b...
Q: In New York there is a long straight avenue through the city, there are three speed limit signs. THE...
A: Given: The first speed limit for driver is v1=60 km/h. The second speed limit for driver is v2=30 k...
Q: Q1: In a nuclear reactor, heat is generated uniformly in the 5-cm-diameter cylindrical uranium rods ...
A: Concept used: Rate of heat generation in each rod is found by multiplying the cylindrical volume of ...
Q: Problem 2: Random variable X has the following pmf and Y = eX. Calculate EY] directly (without first...
A:
Q: Please answer only a.
A: As you have asked for the Answer only (a) Hear is the answer and
Q: 1. An electrophorus is charged (as in electrostatics II). It briefly touches one terminal of a capac...
A: Here, a negetive(-ve) charge of equal magnitude appear on the opposite plate of the capacitor The ca...
Q: 1. Why the sample must be rotated in 90° after all step from grinding steps.
A: This is a question related to metal Etchants. Grinding is the most important operation in specimen p...
Q: A pitcher throws a 0.200 kg ball so that its speed is 19.0 m/s and angle is 40.0° below the horizont...
A:
Q: 6. Two kilograms of water is contained in a piston/cylinder as shown in figure 3 with a massless pis...
A:
Q: The magnitude of the force required to hold a particle with mass m in uniform circular motion with r...
A: When the particle is in uniform circular motion with radius R and speed v and the centripetal force ...
Q: Determine the force P that will give the body in figure shown below an acceleration of 10 ft/s 2 . T...
A: Given data: The acceleration is a=10 ft/s2. The coefficient of static friction is μ=0.15. The weigh...
Q: In the figure, the orientation of the transmission axis for each of three polarizing sheets is beled...
A: Given: The intensity of the unpolarized light is 1000 W/m2. The angle θ1=30°, θ2=45° and ...
Q: act2
A: Given: The radius of the highway curve is 90 m. The speed of the car is 128 km/hr. ...
Q: 4. Two kilograms of water at 120°C with a quality of 25% has its temperature raised 20°C in a consta...
A: Given data: Initial Temperature T1=120∘C Final temperature T2=140∘C (a). For state 1, The specific ...
Q: Emergency responders for radioactive material incidents normally use the inverse square law of radia...
A: The inverse square law states that the intensity of any radioactive source decreaseswith the square ...
Q: A car is moving on a track in uniform circular motion. What provides the necessary force to uphold t...
A: When any object moving in a circle it experiences a centripetal force . This means that there is som...
Q: State the position of a projectile (both (x,y)) every 0.1 s from 0 to 0.6 s. It has an initial velo...
A: Concept used: An object in projectile motion is under the influence of gravity alone. The gravitatio...
Q: How headphone works? -This question was all about Sound interference, beats, Doppler effect, and den...
A: The headphone is the device that converts electrical energy to sound waves by causing a disturbance ...
Q: 2. A plane-wave, monochromatic beam traveling in a medium with index of refraction nị is incident at...
A:
Q: An unknown element X has the following isotopes: ⁶⁴X (49.00% abundant), ⁶⁶X (28.00% abundant), ⁶⁸X (...
A:
Q: Homework: Determine the horizontal and vertical components of the pin reaction at B on CE of Figure ...
A: Given: The horizontal and vertical components is determined for the figure shown below as, The 2000 ...
Q: Wave Properties Define all the terms. Label the starred terms on the picture. Measure or calculate t...
A: Introduction: A wave is a disturbance in a medium that carries energy without a net movement of part...
Q: 2. An object is in damped SHM. Initally is it at x=0m and v=3m/s. The mass is 4kg, the spring consta...
A: Let m denote the mass of the object. Let k denote the spring constant. The damping force is proporti...
Q: Physics problem
A: Given: The person weight is 62 Kg The support distance is 1m The diving board length is 4m
Q: Please answer this question
A:
Q: Determine the resultant of the force system it with respect to point O. and locate 1000 200 130 FIG....
A: Let the forces starting from the 200 lb force be denoted as Fand the corresponding angle given be θ ...
Q: Q6: The 2.5-Mg pickup truck is towing the 1.5-Mg car using a cable as shown. If the car is initially...
A:
Q: A party balloon with a radius of 12.5 cm is filled with helium. How much weight can this balloon lif...
A: By the archimedes principle states that if an object is partially or fully immersed in the fluid the...
Q: How “Utilitarianism is close to the engineering approach of progression”? Identify how the fault lin...
A:
Q: Ball A moves at 9.2 meters per second. Its mass is 47.6 grams. Ball B weighs 35.4 grams. How fast mu...
A: Given: The speed of ball A is vA=9.2 m/s. The mass of ball A is mA=47.6 g. The mass of ball B is mB...
Q: and 30 kW, while the maximum e mum demand of 150 kW and 200
A: Given: To find the diversity factors using the values as, The word diversity factor ratio of sum o...
Q: 2) a 1550-kg car moving at a constant speed of (900 km/hr) Its takes (16,000W)to keep it on alevel r...
A: Given information: The mass of the car, m=1550 kg The speed of the car, v=900 km/hr=900×10003600=250...
Q: The parallel plates of transmission line having dimensions b = 4cm and d = 8mm while the medium betw...
A: Given: μR=1∈r=1σ=0H=5cos(109t-βz)αy To find: The displacement current density at z=0
Q: Please derive the Lorentz transformation equations for velocities. For an object, the velocity compo...
A: Introduction: The Lorentz transformations are a six-parameter family of linear transformations from ...
Q: consider a uniformly charged rod with length 2L0 placed along the y - axis as shown in Figure Total ...
A: Uniform charged rod length is 2Lo The total Charge on a rod is Qo Charge density on rod is λ The cha...
Q: An astronaut whose total mass is 100 kg ejects 1.0 g of gas from his propulsion pack at a speed of 5...
A: Initially, before ejecting any gas, the astronaut was at restSo, initial momentum of the astronaut w...
Q: Advanced Physics Question
A: The formula for Luminosity is, L=b(4πd2) (1)b : brightness d : distance of source from o...
Q: unstrched when the collar is in the position A, determine the speed at which the collar is moving wh...
A: Given : m=5kg y=1m k=3N/m L=0.75m va=6m/s (a) ...
Q: Homework: Cables are attached to pins at A, B, and E as shown in Figure below. Determine the horizon...
A: Given: The cables get attached to the pins as shown below. The horizontal and vertical components ar...
Q: please do this carefully.
A: Direction cosines of a vector The direction cosines of a vector are defined as the cosine of the ang...
Q: A pickup truck is carrying a toolbox, but the rear gate of the truck is missing, so the box willslid...
A: Consider the following FBD,
Q: 1. A projectile is launched at an angle of 300 above the horizontal. Neglecting air resistance, what...
A: In this problem the projectile is launched at an angle of 30° above the horizontal.
Q: 2. An object is moving in a circle at a constant speed in a 'clockwise fashion.' A 'God's eye' view ...
A: 2. The direction of velocity vector is given by drawing a tangent on the circle at the given instant...
Q: Q3/ Convert the temperatures in Parts (a) and (b) and temperature intervals in Parts (c) and (d): a)...
A: As per guidelines, first question(#Q3) has been answered. a) Converting to Rankine, TR=TF+459.67=85+...
Q: 2. An electric dipole p is at a distance h above an infinite, grounded conducting plane and points p...
A: Method of Images is used to solve complex electrostatic problem when a charge or a dipole lies above...
Q: In the following figure a wire loop with a current I1 that is near a long straight current carrying ...
A: Direction of field is given by right hand thumb rule.
Trending now
This is a popular solution!
Step by step
Solved in 3 steps
