A flat piece of paper and a pair of scissors are dropped from rest in a vacuum on the moon. The acceleration of the piece of paper is: Group of answer choices a. less than that of the pair of scissors b. more than that of the pair of scissors c. 9.8 m/s2 d. the same as that of the pair of scissors e. zero since it floats in the vacuum

Q: A crate weighing fifty kilograms slides down a slope at a velocity of 7m/s. If the inclination was…

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Q: An object is placed 12.0 cm to the left of a lens. divergent with a focal length of 6.00 cm. a…

A: For diverging lens: Object distance, u = -12.0 cm Focal length, f = -6.00 cm    (sign convention)…

Q: Everyday, the heart uses enough energy to drive a truck 20 miles. In a lifetime, that is equivalent…

A: The average power of engine of a truck is about 150 Hp which is equal to 746×150= 111900 joule per…

Q: Len-Len walked 50 m. South and then 100 m. East. What is her displacement in polar coordinate form?…

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Q: Ethan was driving, moving at 14.0 m/s, approaching the open window of Khuslen who was experimenting…

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Q: A current of 0.2 A is drawn by the filament of an electric bulb for 30 minutes. Find the amount of…

A: Given : Current (I) = 0.2 A Time (t) = 30 minutes = (30)(60) = 1800 seconds

Q: An electric heater is rated 1200 W-360 V. Find the element- resistance of the heating

A: Given data:  Power (P) = 1280 W Voltage (V) = 360 V Required: The resistance (R)

Q: Robin would like to shoot an orange in a tree with his bow and arrow. The orange is hanging y 5.00 m…

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Q: In Situation 3, What is the total resistance? R₁ - 15.09 ww 12.0 V W R, = 10.0 Ω -R3 - 25.0 22 R₁ -…

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Q: Yusheng and Dominic determine the root-mean-square speed (thermal speed) of the molecules of a gas…

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Q: 1. When vectors do not have the same line of action, their vector sum is an algebraic sum a…

A: 1) The two vectors do not have the same line of action

Q: 5. A rectangular loop of wire that is 35 cm wide and 15 cm long is placed in a region where the…

A: The magnetic flus through the loop will be  Flux = B×A×cosθ where B is magnetic field and A is area…

Q: Find the equivalent resistance across the terminal A&B 452 .892 202 402 692 60 202 802 B

A: Please see the answer below.

Q: Supposed that a bullet having a mass of 0.022kg is traveling at 240m/s before it penetrates a 2000g…

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Q: Bob pushes on a frictionless cart of mass 6.9 kg and the cart has an acceleration of 7.7 m/s2. If…

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Q: 11 Given the vectors A, B and C. Find the following: A = 3t + 5j - 2k; B = −4i + 2j + 3k ; C = 5t −…

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Q: 4 What is the sum of the following vectors? Show your solution A = 3i + 5j - 2k and B = −4i + 2j +…

A: Vector are added by vector additions method which are 1. Triangle rule of vector addition 2.…

Q: What is the difference in potential energy per pound of mass of fluid at B and at A. B STORAGE TANK…

A: Given  z1=10 ft, z2=30 ft, Required  difference in potential energy per pound of mass at A and B

Q: How much distance does he travel ?

A: Given data;  A boy travels with a speed of,   10 ms-1 for 30 minutesFind distance does he travel ?

Q: Does the resistance of a wire depend on the material from which it is made?

A: The resistance of the wire is directly related to its length and in contrast to its cross-sectional…

Q: If the wavelength of a photon is 714 nm, a) what is the frequency? 4201624 Hz b) What is the energy?…

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Q: Q7) a drum of radius a fixed at outer side, given zero initial conditions, subjected to external…

A: Acceleration, a =dvdt=d2xdt2 External Force, F =ma=mdvdt =md2xdt2

Q: 3. A narrow beam of light containing red (660 nm) and blue (470 nm) wavelengths travels from air…

A: The beam of light will enter the crown glass from the air. Further, the ray will go into the air…

Q: [5] An air-filled capacitor is composed of large parallel circular plates with a common radius of…

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Q: A small test charge is moved to several different locations near a larger fixed charge as shown.…

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Q: A 0.623 kg. basketball is dropped from the rooftop of a building. If it took the ball 3.5 seconds to…

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Q: Tendons are, essentially, elastic cords stretched between two fixed ends; as such, they can support…

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Q: A 0.25-kg ball is dropped from a height of 3.0 m above the floor. It rebounds to a height of 2.5 m.…

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Q: A circular coil with a diameter of 14.0 cm is made up of thin wire wound into 694 turns. It is…

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Q: What is the sum of the following vectors? Show your solution ?=3?+5?−2?   ???    ?=−4?+2?+3?

A: Given vectors are,  A = 3i + 5j - 2k And B = - 4i + 2j + 3k The sum of the given two vectors is,  S…

Q: 5. Three polarizing sheets are placed together such that the transmission axis of the second sheet…

A: Given:let the axis of first sheet be taken as , θ1 = 0oangle made by axis of sheet 2 with respect to…

Q: [2 JA 34.6-mH inductor and 5.78 - resistor, together with a switch, are connected in series to an…

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Q: Given the vectors A, B and C. Find the following: A = 3i + 5j - 2k; B = −4i + 2j + 3k ; C = 5i − 8j…

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Q: 12) As soon as a capacitor is connected to a voltage source, the a) capacitor discharges leading to…

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Q: A 22.9 kg suit case is being lifted up by a rope and pulley system as shown here. If the distances…

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Q: A 12.0 V power supply is connected to 4 resistors as shown. What is the potential difference, V4,…

A: R1  = 15 ohm R2 = 10 ohm R3= 25 ohm R4 = 30 ohm V = 12 volts

Q: Suppose you are a roller coaster ride designer and you begin a new design with safety in mind.…

A: Total energy will be conserved at all points, since there is no loss due to friction free path and…

Q: 2.The froghopper, Philaenus spumarius, holds the world record for insect jumps.When leaping at an…

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Q: A solenoid used to produce magnetic fields for research purposes is 2.5 m long, with an inner radius…

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Q: (b) For a spring whose equilibrium position is at x = 0 cm, we must apply a force of magnitude 80 N…

A: this question  is about work enery and potential energy.

Q: A small rocket with mass 20.0 kg is moving in free falltoward the earth. Air resistance can be…

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Q: Charge is placed on the surface of a 2.7-cm radius isolated conducting sphere. The surface charge…

A: Given: The radius of the sphere is 2.7 cm. The surface charge density is 6.9x10-6 C/m2.

Q: What is the vector product of the following vectors? Show your solution  ?=3?+5?−2?   ???…

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Q: 1. Suppose a spaceship heading straight toward the Earth at 0.650c can shoot a canister at 0.400c…

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Q: 46. For an upright object placed at s<lf of a diverging lens, it produces only Virtual, inverted and…

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Q: Forrest and Jevin are experimenting with lenses. They have two double convex, 10 cm focal length…

A: 1) Consider the given situation as Here, the focal length of both the lens f1=f2=10 cm Considering…

Q: A series circuit is connected to a 9-V battery and three light bulbs. The current through bulb 1 is…

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Q: For the photoelectric effect, what is expected by the classical theory? A. The total amount of…

A: A. The total amount of energy in a light wave increases as the light intensity increases. This…

Q: Instructions 1. Write your complete solution for each item. It should be handwritten. 2. Make sure…

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Q: You have a different rock with a volume of 30cm³ and a mass of 60g. What is its density?

A: Given data:  Volume (V) = 30 cm3 Mass (m) = 60 g Required: The density (ρ)

Projectile Motion