I push the 0.5-kg block, against kinetic friction, across the table a distance of 0.5m, with a force of 4.0N. If the block moves with a constant velocity, how much thermal energy is transferred to the block-table system during the process? W = F Δx; fk = μmg for kinetic friction on a flat surface; if v is constant, what is acceleration? net force? a. 0.5 J b. 1.0 J c. 2.0 J d. 4.0 J e. 8.0 J

Q: 2. Derive the lens maker's formula using paraxial optics. 1/f = (n-1)(1/R_1 - 1/R_2), where n is the…

A:

Q: During a total solar eclipse the Moon’s shadow travels across the Earth at a speed of about 2400…

A: The objective of this question is to find out how long it will take for the Moon’s shadow to travel…

Q: Point charges of 30.0μC and 40.0μC are placed 0.550m apart. At what point along the line between…

A: The objective of the question is to find the point along the line between two point charges where…

Q: Monochromatic, in phase light of wavelength \lambda = 716nm is incident on a piece of metal with…

A:

Q: A copper transmission cable 180 kmkm long and 12.0 cmcm in diameter carries a current of 145 A.…

A:

Q: 1. The diagram below is an official schematic of a velodrome, where track cycling takes place. The…

A:

Q: 1. A configuration of charges is shown below. q = 5 nC E 0 E net -29 5 +q The electric fields due to…

A:

Q: Two 2.4-cm-diameter-disks spaced 1.7 mm apart form a parallel-plate capacitor. The electric field…

A:

Q: Imagine Earth as perfectly spherical, considering its radius and rotational velocity. Obtain angular…

A:

Q: A 2.50-kg object is moving in a plane, with its x and y coordinates given by x = 6t² - 2 and y = 5t³…

A:

Q: A small plastic ball of mass 5.83 x 103 kg and charge +0.171 UC is suspended from an insulating…

A:

Q: To treat a burn on his hand, a person decides to place an ice cube on the burned skin. The mass of…

A:

Q: Two red blood cells each have a mass of 9.05 x 10-14 kg and carry a negative charge spread uniformly…

A: By conservation of energy

Q: Point charges qa, qb, and qc are located at the corners of an equilateral triangle, 26cm on a side.…

A:

Q: An iron bar is heated. Its length, L, in mm can be modelled by a linear function, L=mT+c where T is…

A: Length of the iron bar can be modelled by a linear function which is given below,…

Q: 5. A star whose temperature is 8000 K has a peak wavelength of 362.5 nm, according to Wien's Law. If…

A: The peak wavelength by observer on earth = 362.365nm.Your required explanation is given below. Thank…

Q: Prove that entropy change from state A to state B is the same for both paths as shown in the TV…

A:

Q: it is weigh-in time for the local under 85 kg rugby team. the bathroom scale that is used to assess…

A:

Q: 5. Determine the number of signifcant figures in each case and why? a) 24 b) 24. c) 6.023

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

Q: Example 3 Vp = ?? ३१६ Np = 600 turns Each bulb is rated at 6V. Ns = 30 turns Vs = 2 60

A:

Q: Two squirrels are sitting on the rope as shown. The squirrel at A has a weight of 1.2 lb. The…

A:

Q: 21. A canal barge is being pulled along a canal by two horses, one on either side of the canal. One…

A:

Q: An electric dipole consists of two-point charges q, = +12 nC and 92 = -12 nC, placed 10 cm apart.…

A:

Q: 9. Use the impulse and momentum relationship to explain why pushing a weight upward during a bench…

A: Pushing a weight upward during a bench press and riding an elevator up a floor are similar tasks…

Q: If one pumpkin is pushed off the roof (36 meters high) at a velocity of 3.4 m/s, how long does it…

A:

Q: A rectangular glass container holds 32.0 mL of water. If one side is 3.60 cm and the other side is…

A: Given - volume of the container length of one side , Length of other side Required - length of third…

Q: 1. An air-filled capacitor is made from two flat parallel plates 0.8 mm apart. The inside area of…

A:

Q: Heat is added to 1 mol of an ideal monatomic gas confined to a cylinder with a movable piston at one…

A:

Q: State how much energy is transferred in each of the following cases:…

A:

Q: Concept Simulation 3.2 reviews the general principles in this problem. A projectile is launched from…

A:

Q: Current Attempt in Progress A Dangerous Ride. You and your exploration team are stuck on a steep…

A:

Q: 1. A 1.4 x 10³ kg car is westbound at a velocity of 37.0 km/h when it collides with a 2.0 x 10³ kg…

A:

Q: What is the current (in mA) through this solution?

A:

Q: 30 km, 12° south of east d 25 km, east by northeast 10 km, northwest b No matching description 25…

A: Solution:Let's label the following vectors:(a)         The above vector is 30 km, 12° south of…

Q: You have 3 charges, each with magnitude 78 μC. One charge sits at (x,y)=(0,0) one at (x,y)=(0.9,0),…

A:

Q: 6. A student performs a double-slit experiment using two slits spaced 0.10 mm apart and located 150…

A: Note: here centimetres is converted into metres for ease of calculation1 cm =( 1/100 )m

Q: The circuit shown in the figure contains a resistor and a solenoid. A battery is connected by…

A:

Q: As you walk to class with a constant speed of 1.90 m/s, you are moving in a direction that is 22.5…

A: speed = V = 1.9 m/s, 22.5 degrees North of east

Q: Bob has just finished climbing a sheer cliff above a level beach and wants to figure out how high he…

A:

Q: A fisherman yanks a fish vertically out of the water with an acceleration of 2.6 m/s² using very…

A:

Q: 1. A particle of charge -2.0 μC and mass 0.53 g is launched towards an infinite plane of uniform…

A:

Q: At its lowest setting a centrifuge rotates with an angular speed of ω1 = 350 rad/s. When it is…

A:

Q: Part CSam heaves a 16/b shot straight upward, giving it a constant upward acceleration from rest of…

A: We will use kinematics equations to solve this problem

Q: 6. P= 40 lbs, what is the Force F if the resultant moment about point A is zero? B 45° P 12 ft 6 ft…

A:

Q: At takeoff, a commercial jet has a speed of 68 m/s. Its tires have a diameter of 0.88 m. a. At…

A:

Q: Three forces acting on an object are given by F(-1.95 + 5.653) N, ,- (4.75-1.353) N, and 7-(-408) N.…

A:

Q: Two forces FA and FB are applied to an object whose mass is 15.1 kg. The larger force is FA. When…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: The jet belt and man have a total weight of 170 lb. (Figure 1) Figure Fx = 35 lb = 300 lb If the…

A: Tota weight is Horizontal component of thrust is The vertical component of thrust is Time is…

Q: Homework 1, Problem 7:   Suppose a bicycle plus rider has a mass of 77.5 kg, and the gauge pressure…

A: The objective of this question is to calculate the total area of the bicycle tires in contact with…

Q: Example 1 Vp = 192V Np = ? Vs = 12V Ns = 800 turns

A: To find the number of primary turns on a transformer, you need to know the transformer's primary…