A 1200 kg car and a 2400 kg car are lifted to the same height at a constant speed in a auto service station. Lifting the more massive car requires ____ work.    a. less b. the same c. twice as much d. four times as much

Q: Express your final answer in proper ENG notation and unit. Observe 2-5 decimal places. The total…

A: The data given in the question is as follows: 1. q=2e3t cos 6πt  2. t=0.25 s Current is defined as…

Q: A metal rod contains 3x1020 protons and 5x10^20 electrons. What is the net electric charge on this…

A:

Q: Two objects, A and B, initially at 200 K and 400 K, respectively, are brought into contact with each…

A:

Q: How are bulbs and or LED lights in your house connected? Why is this so?

A:

Q: An ideal gas with energy E = NKBT moves quasi-statically (i.e. reversibly) from state A to state Cas…

A: Given E=aNkBT and here a=3/2  We have to find the work done by the gas as it is moved from start A…

Q: Goku's birthplace (in Dragon Ball Z universe) is planet Vegeta which has a really high surface…

A: Weight refers to gravitational force on the particular planet. More gravitational force means more…

Q: 3. A typical hard disk in a desktop computer is a uniformly solid, 400 gram disk 3.5 inches in…

A:

Q: A uniform crate with a mass of 39 kg must be moved up along the 15 incline without tipping. The…

A:

Q: You are standing at rest at a bus stop. A bus moving at a constant speed of 5.00 m/s passes you.…

A:

Q: slits were 2.0 meters away from the probe. What is the distance between any two bright fringes, in…

A: Given data  The slits were 2.0 meters away from the probe. The graph was made with helium-neon laser…

Q: R 身 Collisions in One Dimension Part A On a frictionless horizontal air table, puck A (with mass…

A:

Q: Determine the value of force applied if work done is 202 J and value of displacement is 2.5 m

A: Given W= 202 J S= 2.5 m

Q: 1. W 2. W

A:

Q: A car is moving on a straight road 23 m/s. It is acceleration at 30 m/s? . What will be it's…

A: Given data:  Initial velocity (Vi) = 23 m/s Acceleration (a) = 30 m/s2 Time (t) = 6 s Required:…

Q: Part A Olaf is standing on a sheet of ice that covers the football stadium parking lot in Buffalo,…

A:

Q: SPHERICAL MIRRORS Concave Mirror Object Height: 3 cm Focal Length: 21 cm Object Image Distance (cm)…

A:

Q: A cylindrical tank of radius 3 ft and height 10 ft stands on a flatform 50 ft high. How much work…

A: In the presence of conservative forces work done is given by  Work done by the conservative forces =…

Q: a) Find the speed an alpha particle requires to come within 3.2 x 10-14m of a uranium nucleus.…

A: Charge on alpha particle Z1=2, atomic number of Uranium Z2=92 and distance up to which the alpha…

Q: What is the total power dissipated in the two resistors in the circuit shown? |10 V 10 Q 20 Q O 10…

A: Given Data:- Resistance of the two resistors is R1=10Ω, R2=20Ω Voltage of the battery is V=10 V…

Q: In the diagram, m,= 4 kg, m, = 2 kg, and 0 = 58°. Assume that the mass of the string is negligible,…

A:

Q: Thank you! The fundamental frequency of an organ pipe, closed at one end, is 258.3 Hz. a) What…

A:

Q: LEARN MORE REMARKS This calculation depends on the angle @ being small because the small angle…

A: Learn more : "the distance between the fringes is to be made greater "

Q: IS

A:

Q: The direction of the acceleration vector is the same as the direction of the velocity the…

A: Let the initial velocity vector = u→Let the final velocity vector = v→Let the time taken = t

Q: Use the data of this table to find the point between Neptune and the Sun at which an object can be…

A: We have mass Sun M1=1.991*1030kg, mass of Neptune M2=1.03*1026kg and distance between the Sun and…

Q: Four point charges (two with q= 1.40 x 10-6 C and two with q= -1.40 x 10-6 C) are situated at the…

A:

Q: Suppose that in Sample Problem 7.7, the orientation of the second and third filters are…

A: The intesity through the secokd filter is 0.402 W/m² and through the third filter is 0.201 W/m²

Q: x² + 4x – 5 b Using Trigonometric Substitution dx = | f(e)dA · find the new limits of integration.…

A: Given that:- Basic mathematics equation is given in the question.

Q: 5. A 220V 600-watt electric coffee maker is used to make a total of 10 cups of coffee in 45 minutes.…

A: Given: The supply voltage is 220 V. The power is 600 W. The number of cups is 10. The time interval…

Q: A marble rolls off the edge of a tabletop and then lands on the floor 80 cm away from the base of…

A:

Q: Review I Constants A 2530-kg spacecraft is in a circular orbit 2760 km above the surface of Mars.…

A:

Q: Give the energy (in eV) of a photon with wavelength 668.0 nm.

A: Given data:  A photon Wavelength (λ) = 668.0 nm = 668.0×10-9 m Required: The energy of photon in eV

Q: Which of the following statements is false?   (a) Gaps need to be left in lengths of railway lines…

A: (1)Gaps need to be left in lengths of railway lines to prevent buckling in hot weather It is a true…

Q: 1. The total charge entering a terminal is given by q = 2e3t cos (6rt), in uC. Determine the current…

A: Current is the rate of change of charge with respect to time

Q: Blue light travels with a frequency of 6.7 ×1014 Hz in air. Its frequency will ________when…

A: Given data:  Blue light Frequency in air (f) = 6.7×1014 Hz Required: The frequency of blue light in…

Q: A projectile is launched from ground as shown in the figure below. If hmax=28m and the angle the…

A: Given: hmax = maximum height attained by projectile = 28m θ = angle of projection of projectile =…

Q: 2.3 resistors 3002 ±5%, 500 +10% and 1.5kN ±0.5% connected in parallel. Draw the circuit diagram and…

A:

Q: Mass of a body is 3 kg, What is it's weight ?

A:

Q: 4. A stone is dropped into a deep well and is heard to hit the water 3.41 s after being dropped.…

A:

Q: Given below are the distance graphs of a large ball made of entangled rubber bands and a man dropped…

A: We generally calculate two types of velocities. One is average velocity and other is instantaneous…

Q: An ideal gas with energy E = NKBT moves quasi-statically (i.e. reversibly) from state A to state C…

A: From the graph,  Volume at A, VA = 3 m3 Volume at B, VB = 1 m3 Pressure is constant and PA=B = 2 Pa

Q: A proton moving at 4.00 × 106 m/s through a magnetic field of magnitude 1.70 T experiences a…

A: Velocity of proton, v=4 x 106 m/s Magnitude magnetic field, B=1.7 T Magnitude magnetic force, FB =…

Q: Randomized Variables n = 1.1 x 10° kg == 25 km/s > A 50% Part (a) Find the relativistic momentum of…

A:

Q: Modern computer memories use parallel-plate capacitors to store information, and these capacitors…

A:

Q: Determine the value of force applied if work done is 202 J and value of displacement is 2.5 m

A: given - work done W = 202 joule displacement S = 2.5 m  to find - value of force applied , F

Q: At what altitude above the Earth's surface is the acceleration due to gravity equal to g/ 2? h = ?…

A:

Q: There is a .32 kg block of silver that is 21 °C. If silver's melting point is 961°C, how much…

A:

Q: The tensions a string between two posts. the string has a one resonant frequency at 80 Hz. Then find…

A:

Q: Exercise 8.16 Part A Starting at t = 0s, a horizontal net force F =( 0.285 N/s )t i+(-0.465 N/s² )t²…

A: Dear student According to Newton's 2nd law of motion, relation between force and momentum is given…

Q: on the rim with a normal force of 164.9 N.

A: Just replace the value from your questions....hope you do it