1. [#131] Scalars vs vectors Which of these quantities are scalars (as opposed to vectors)? Momentum Kinetic energy Gravitational field at a point Energy Mass Force Weight Acceleration Volume Density

Q: A car is travelling around a circular track of radius 100 m at a constant speed of 70 km/h. 1200 kg…

A:

Q: Solve for the value of €,.

A: here, option d is correct

Q: N. O a. 7.94 N Ob.-10.09 N

A: Given: Force is 8.3 N Angle is 17o Direction is counter-clockwise

Q: 1. Let's practice using the right hand rule! Solve the following cross products: а. (+x)x (+у) b.…

A:

Q: 5° P 5° The wooden box weighs 274.5 kg. Between all contacting surfaces, μs = 0.32 and µk = 0.30.…

A: According to Newton's second law  Net force = Mass×acceleration When acceleration is zero, net force…

Q: b- b- d a b+ b+

A:

Q: Suppose the bond in a molecule is broken by photons of energy 5.0 eV. Part A Determine the frequency…

A:

Q: 28.0 V R + 5. In the circuit shown in Figure 5 find (a) the current in resistor R; (b) the…

A:

Q: 1. The object K, which has a weight G on a horizontal and frictional plane, is a rope passing…

A:

Q: The emf source, E, of the circuit shown in the figure has negligible internal resistance. The…

A:

Q: Assume that the brakes in your car result in a constant deceleration of magnitude a, which is…

A: Let the initial and final velocities of the car be denoted as u1 and v. Use the third kinematic…

Q: gravitational potential energy at 20.0 m, (c) the total potential energy at 0m, and (f) the total…

A: Givenm=2.16 kgh=20 m

Q: 5. The position of a particle along the x-axis is given by x(t) = 3t³-2t² - 4t+5. a. What is the…

A:

Q: Your answer is partially correct. Try again. In the figure a 19 V battery is connected across…

A:

Q: Determine the following a. Resultant moment at B b. Resultant moment at C also draw and label the…

A:

Q: Which figure correctly shows the absolute value of the electric potential as a function of a distanc…

A: We have to find a graph which shows that electric potential is a function of a distance R, which is…

Q: A vector has an x-component of -25.0units and a y-component of 40.0 units. Find the agnitude and…

A: Vector in terms of components A=(Ax  2 +Ay 2 )1/2

Q: 6ON E gO Nij N GO°W

A: Given : F1 = 60 N î E F2 = 80 N ĵ N 60o W

Q: In the following figure, Fb-Fg to satisfy the indicated outcome on the figure. Fb Fg True False

A:

Q: What is the normal force on the mass M = 7 kg in the figure if F = 60 N and the angle %3D D= 30°? F…

A:

Q: the two forces F= 856 N and P = 1550 N is a vertical force directed upwa %3D ure, find the magnitude…

A:

Q: i need help with part e

A:

Q: The question below refers to the diagram above, showing the same spectral feature as measured in a…

A: Given data: The wavelength of spectral in the lab, λrest=600 nm The wavelength of spectral in Star…

Q: 3. A rod of mass M and length L can slide without friction on two parallel rails as shown in the…

A: Required : The current in the system.

Q: At an intersection of hospital hallways, a convex spherical mirror is mounted high on a wall to help…

A:

Q: N = W = 600N

A: Normal force is a kind of force in which surface gives an external force on object which is in…

Q: d? da? (x)+ k²b(x) = 0

A:

Q: Two points in the Cartesian plane are A (3.90 m, -7.30 m) and B (-1.20 m, 1.30 m). Find the distance…

A:

Q: N S S N

A:

Q: 2.1 Equipotential Lines and Electric Fields •, 10 11 12 3 14 15 16 17 18 1s 20 21 22 3 24 25 s 27 2a…

A: Given: Equipotential lines for voltage 10 V, 8 V, 12 V, 6 V, 14 V are plot in fig.1.

Q: 6 A hawk is flying 150m above the ground when it spots a vole. The hawk goes into a dive by tucking…

A:

Q: A force of 8.3 N makes an angle of 17° (counter-clockwise) with the +X axis. The Y component of the…

A:

Q: A rifle bullet with a mass of 10 g and moving with the speed of 300 m/s strikes and embeds itself in…

A: Given that, The mass of a rifle bullet, m = 10 g = 0.01 kg Speed of a rifle bullet, u = 300 m/s The…

Q: Match the definition from the 1sT column to the best term in the 2nd column. A) AMA B) biomechanical…

A: Given : Asked to match the following between column 1 and column 2

Q: 17. Graph-it-all analysis. The following are a y-t plot, two v-t plots, and an a-t plot. Which of…

A: Its a concept lf acceleration. We know during free fall the acceleration remains constant i.e…

Q: 2. On a dry road, a car with good tires may be able to brake with a constant deceleration of 4.92…

A: Since you have asked the multi-part questions, we can answer the first three parts for you. In case…

Q: generator at one end of a very long string creates a wave given by = (6.48 cm) cos[(7/2)(4.79 m1x +…

A:

Q: A force of 5 N makes an angle of 15° (counter-clockwise) with the +X axis. The X component of the…

A: Given data: Force, F=5 N Angle, θ=15°

Q: A 5.0-kg object is executing simple harmonic motion, while attached to a spring that obeys Hooke's…

A:

Q: DRAW FREE BODY DIAGRAMS FOR OBJECTS IN THE SYSTEMS

A: Given data:     The mass of block one is: m1 The mass of block two is: m2  The mass of pulley is: m…

Q: A bicyclist is finishing his repair of a flat tire when a friend rides by with a constant speed of…

A:

Q: A 1380 N was applied to a 271 kg block, find the normal force if the angle 0 = 85.5 degrees. %3D F…

A: The force applied to the block is F = 1380 N The mass of the block is m = 271 kg The force is…

Q: conductors: sphere inside thick Question 6. Potentia

A: