What are the hypothesized relationships between a) Drag Force and Cross-Sectional Area, and b) Drag Force and Drag Coefficient?

Q: If K has dimensions ML2/T2, the a in K= amv 2 must A. have the dimensions ML/T2, B. have the dimensi...

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Q: 3. Lebron James' height is b ever play in NBA was Gheorghe Muresan, who is 231 cm tall netermine the...

A: 1 feet = 30.48 cm 1 inch = 2.54 cm Given to us is                        Lebron James height = 6"8'(...

Q: A circuit is composed of a 5V-battery, wire and a single resistor. What is the magnitude of the resi...

A: If a battery of potential V Volt is connected to a resistance R Ω then according to Ohm's law the cu...

Q: A large cannon is fired from fround level at a angle of 30 degres abovw the horizontal. The muzzle s...

A: Given data:  Initial velocity (v0) = 120 m/s Angle (θ) = 30° above the horizontal Air resistance is ...

Q: A 0.718 kg toy car is powered by one D cell (1.50 V) connected directly to a small DC motor. The car...

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Q: Part (b) How long, in seconds, does it take for the block to be y'= 38 m off the ground? sin() cos()...

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Q: If the height is fixed at 24 m, but we wanted the final speed to be 32.7 m/s, what would the vertica...

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Q: wo students are conducting an experiment where they pass a bar magnet through a oil of wire as seen ...

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Q: 3. Lebron James' height is 6' 8" (1'= 0.3048 m, 1"= 0.0254 m). Tallest pläyer to ever play in NBA wa...

A: Here, we calculate the absolute  differences between  players height  is given as follow,

Q: Ball A with a mass of 2.0 kg moves at 15m/s but collides head-on with 4.0kg ball B with 28m/s in the...

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Q: An object has a charge of 1 Coulomb. How many electrons does it contain? Show your calculation.

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Q: A person pours 330 g of water at 45°C into an 855-g aluminum container with an initial temperature o...

A: Heat supplied, Q=mc∆T. Also notice the specific heat is same whether in K or degree centigrades.

Q: Steadily increasing your velocity from 12km/h to 35km/h in 120 seconds, how much distance can you co...

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Q: A point charge, q = +8.00 pC, and mass, m = 2.00 x 10-14 kg starts from rest on a planar, infinite s...

A: Given value--- Charge = + 8C. mass = 2 × 10-14 kg. Charge density = 3 pC. s = 1 cm. We have to fin...

Q: an automobile is travelling at the rate of 88ft/s when the brakes are applied. The car begins decele...

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Q: The spherical dome of a Van de Graaff generator can be raised to a maximum potential of 600 kV; then...

A: This question is based on Electrostatics topic. We need to know the formula of Electric field and po...

Q: - Problem 5: A rock is thrown straight down from the Verrazano Narrows Bridge in New York City with ...

A: Given  Initial velocity u = -14.5 m/s  Acceleration due to gravity g = - 9.8 m /s2  Negative because...

Q: ) How long, in seconds, does it take the sandbag to reach the ground from the moment it falls off th...

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Q: When you want to measure the AC voltage, which range will you set the knob to? 3 V 600 600 V 1 200 2...

A: To measure the AC voltage to which range the knob of multimeter is to be set.

Q: Find the currents (in A) flowing in the circuit in the figure. (Indicate the direction with the sign...

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Q: • A solenoid is 2.7 m long, has a radius of 0.85 cm, and has 600 turns. It carries a current I of 2....

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Q: 3. Lebron James' height is 6' 8" (1'= 0.3048 m, 1" = 0.0254 m). Tallest player to ever play in NBA w...

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Q: A heart defibrillator passes 10.5 A through a patient's torso for 5.00 ms in an attempt to restore n...

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Q: An object is moving along a straight path with constant acceleration. A velocity vs. time graph star...

A: Given data: Velocity vs time graph is starting from origin (0,0) and ending at (15 s, 10 m/s). Time ...

Q: Seatwork Time! 1. On His way to the city, Cardo Dalisay travelled a path of 100 m North, 150 m E, 25...

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Q: A tensis ball is hit with aspeed of 21.5 ms at angle of 15.0 bove the herioetal from a height of 23 ...

A: Here, we calculate the given as follow;

Q: Suppose that while moving into an apartment you move a refrigerator into place by sliding it across ...

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Q: Two small charged balls have a repulsive force of 0.12 N whe they are separated by a distance of 0.8...

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Q: A wheel having a diameter of 30cm starts from rest and accelerates uniformly to an angular velocity ...

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Q: A high diver of mass 63.0 kg Jumps off a board 10.0 m above the water. If her downward motion is sto...

A: The force applied by a body that's travelling at a definite velocity (rate of speed) for a definite ...

Q: A mirror at an amusement park shows an upright image of any person who stands 1.4 m in front of it. ...

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Q: current of I = 4.6 A is passing through a conductor with cross sectional area A = 3.5 × 10-4 m2. The...

A: Given  Current I = 4.6 A  Crosssectional area A =3.5 × 10-4 m2  Number density n =1.2 × 1027  m-3 

Q: . The figure be olocks with masses M-10 kg and m=6 kg, are DYer a frictionless pulley. If the system...

A: Let the mass M = 10 kg and m = 6 kg, be connected by the rope over a frictionless pulley. and the sy...

Q: A charge of 1.03 x 10 µC is at the center of a cube of edge 61.0 cm. No other charges are nearby. (a...

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Q: 4. You drive for 30 min for 30 km east and then another 30 min for 40 km north. The magnitude of you...

A: Average velocity is displacement divided by time interval of the displacement. Here, we calculate th...

Q: 3. Three-point charges are in an x-y plane. Charge 1 has a charge of 11.2 mC, charge 2 has a charg o...

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Q: The two blocks are connected by a massless uniform rope. An upward force of 150 N is applied as show...

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Q: When you want to measure the resistance, which range will you set the knob to? 600 200 3 600 200 1 2...

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Q: Determine the magnitude and direction of the electromagnetic force between the two charges (60 C), (...

A: The charges: q1 = 60 C and q2 = -28 C The distance of separation: d = 39 nm

Q: U Hillary clintun staris at her prison cell deor and walks 20m to the east follomed by lom to the ho...

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Q: A “sandwich” is constructed of two flat pieces of metal (2.00 cm × 3.00 cm) with a 4.00-mm-thick pie...

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Q: The temperature of water rises by 90°C find the final temperature in °F if the initial temperature i...

A: Given value--- initial temperature = 136 degree F. increase by 90 degree C.  We have to find--- f...

Q: as: 56. I=2 Q I3 70

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Q: A drone flies at a speed of 15 m/s in a direction of N 10°W. A 6 m/s wind is blowing from W 50°S. De...

A: Given  Fly speed ,Vf = 15 m/s   Direction = N10° W  Wind speed, Vw = 6m/s  Direction,= W 50° S

Q: Question 9 The following graph represents the position as a function of time of a moving object. Wha...

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Q: The horizontal velocity of Serena's tennis serve is measured as 112 mi/hr (50 m/s). Horizontally, th...

A: Given data:  Horizontal velocity (v) = 50 m/s Horizontal displacement (d) = 25 m Required: Time (t) 

Q: wo objects are dropped from a bridge, an interval of 1.0 s apart. Air resistance is negligible. Duri...

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Q: The diameter of the Kupffer cell in the image is 9.1 cm. Assuming it is spherical, calculate the vol...

A: Given, Diameter = 9.1 cm  We know that volume of sphere = 43πDiameter23

Q: A camera lens has a diameter of 0.0520 m. How far apart must two grains of sand be at 125 m away to ...

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Q: A gas is kept in cylinder that can be compressed by pushing down on a piston. You add 2500 J of heat...

A: According to the first law of thermodynamics Change in internala energy = heat transfer into the sys...

Density of Solids

The density of a substance refers to how much matter is present in a given amount of space. It is expressed as the ratio of the mass of the substance to its volume.