1)Two forces are applied at point A of a hook support as shown in the figure 1. a) Discuss the three different methods of finding the resultant of forces b) Determine the Magnitude and direction of the resultant force by using: Parallelogram law of forces Method of resolution ii.

Q: If you accidentally touch the "hot" wire connected to the 120 VV line, how much current will pass…

A: Given  Resistance R = 1.9  kohm = 1.9 x 103 ohm = 1900 0hm  applied potential difference V = 120 V

Q: The primary coil of a transformer has N₁ = 320 turns, and the secondary coil has N₂ = 2 190 turns.…

A: Number of turns on primary coil, N1 = 320 turns Number of turns on secondary coil, N2 = 2190 turns…

Q: Two forces act on a 4.5-kg block at rest on a rough level surface as shown. The coefficient of…

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Q: 1. If the A-team fires one tank shell to the east, what will their horizontal velocity be? 1.21…

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Q: Blocks A and B have weights 35 kg and 20 kg respectively. If Block B is set into a downward motion…

A: The mass of the first block A on the horizontal surface, m1=35 kg The mass of the second block B…

Q: 24. A wire of radius 0.35 cm carries a current of 75 A that is uniformly distributed over its…

A: Given Radius of wire = R = 0.35cm Current in the wire = I = 75 A We have to calculate the strength…

Q: In the Melde experiment, when the cord is adjusted so that it vibrates in one loop, is the end of…

A: Melde's experiment is performed to find out the frequency tuning fork powered by AC power supply.…

Q: The figure shows a circular region of radius R = 3.00 cm in which an electric flux is directed out…

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Q: 5. A 1.90 kg box rests on a plank that is inclined at an angle of 25° above the horizontal. The…

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Q: Address two or more factors affecting the body’s stability as well as how the gait and the surface…

A: When walking, the body's stability is maintained by the coordinated actions of various muscles and…

Q: 6. A quick problem! Taking data (Earth mass, Moon mass, Earth-Moon distance) from the internet (or…

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

Q: 6. A 90.0-kg circus performer jumps from a height 5.30 m onto a trampoline and it stretches 0.35 m.…

A: Given data: The mass of the circus performer is m = 90 kg The heigth of the jump is h = 5.30 m The…

Q: If the incline is 35 cm high and the table is 95 cm off the floor, where does each cube land? [Hint:…

A: Given data: The height of the incline, hi=35 cm. The height of the table above the floor, ht=95 cm.…

Q: A particle moves horizontally in uniform circular motion, over a horizontal xy plane. At one…

A: Given: At one instant, the particle velocity through the point at coordinates (4.00 m, 4.00 m) is…

Q: A hot dog vendor has fallen asleep on the job. When an earthquake strikes his 321kg hot dog cart…

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Q: Part A Determine the magnitude of the current through resistor R₁, shown in the figure below. The…

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Q: It's fairly common in electrical circuits for additional, undesirable resistances to occur because…

A: Given:-           Resistance = R         Additional series resistance =r        Power dissipated on…

Q: A solenoid of radius 3.5 cm has 700 turns and a length of 25 cm. (a) Find its inductance. mH (b)…

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Q: The circuit in the drawing contains five identical resistors. The 45-V battery delivers 50 W of…

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Q: Let's say you hop on a see-saw with your little cousin. Your mass is 50 kg, and your cousin's is 25…

A: If you and your cousin each sit 3 meters from the fulcrum of the see-saw, the see-saw will balance…

Q: Bobby tries to push his new big-screen TV into the living room. However, Bobby does not push hard…

A: There are various forces acting on Bobby's TV when he tries to push it into the living room. Here…

Q: 7. When a 0.38-kg block is suspended on a vertical spring, it causes it to stretch 3.30 cm. If the…

A: Mass, m = 0.38 kg Stretch, x = 3.30 cm = 0.033 m Amplitude, A = 8.50 cm = 0.085 m Another stretch, X…

Q: curling stone sliding on ice undergoes a constant acceleration of 5.1 cm/s2 [E] as it travels from…

A: Given  A curling stone sliding on ice undergoes a constant acceleration as it travels from initial…

Q: A long solenoid with 1.75 x 10³ turns per meter and radius 2.00 cm carries an oscillating current I…

A: Given: N=1.75×103 /m r=2.00 cm=2.00×10-2 m I=6.00 sin 80πt

Q: shear stress on the rod

A: Given: Diameter of aluminum rod is d=2.9 cm Distance from the wall is L=7.8 cm Mass of object is…

Q: A 1000 kg boxcar traveling at 20.0 m/s strikes a second boxcar at rest. The damage is done in (the…

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Q: It 3. A hexagonal nut (specifications shown in image) is laying on one of its faces with its hole…

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Q: If two coils placed next to one another have a mutual inductance of 5.00 mH, what voltage is induced…

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Q: A box of mass m = 6.0 kg (moving in the positive x-direction) has a velocity of 2 m/s at t = 0, and…

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Q: What is the “theoretical slope” for  “part 1 case” and "part 2 case"?

A: Part 1, mg is the dependent variable , a is the independent variable. And equation is mg = (m+M)a…

Q: Problem Information: The A team is still falling in a tank and have 90 seconds before they reach the…

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Q: (a) What is the resistance of a lightbulb that uses an average power of 85.0 W when connected to a…

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Q: What is the speed of each proton when the protons are very far apart?

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Q: use 4. A 12.0-kg mass is dropped from a hot air balloon at a height of 345 m above the ground. Find…

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Q: A curling stone sliding on ice undergoes a constant acceleration of 5.1 cm/s2 [E] as it travels from…

A: Consider East to be positive and west to be negative. Given: Acceleration, a=5.1 cm/s2=0.051 m/s2…

Q: Problem 2. A ball is thrown at some angle with speed 15 m/s from a point which is 25 meters above…

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Q: Four point charges are located at the corners of a square that is 8.0 cm on a side. The charges,…

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Q: If a drop of oil is placed on a water surface, then the oil will tend to spread out over the…

A: Given data: A drop of oil is placed on a water surface, we need to explain that why the oil will…

Q: What type of intensity scale is the unit for sound intensity, decibels?   Exponential…

A: From the quietest sound that can be heard to the loudest sound that can be tolerated without…

Q: A sling psychrometer can measure humidity because Answer, the dry bulb will measure the same…

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Q: a rocket moives with constantt accerleration between two points x0=0m and x=40m in a time of 5…

A: It is given that, the initial position of the rocket is x0=0 m the final position of the rocket is…

Q: A particle moving is oscillating along the x axis, undergoing SHM. If the potential energy is given…

A: Solution: Given information: Potential energy of the particle: E/J=1/2(x/m)2 Force acting on the…

Q: A 220-g block is pressed against a spring of force constant 1.60 kN/m until the block compresses the…

A: Given data: The mass of the block is m = 220 g. The force constant is k = 1.60 kN/m. The…

Q: speed and direction of m, after the collision

A: Given: Mass m1=0.80 kg and its velocity is v1,i=1.80 m/s towards right. Mass m2=1.20 kg and its…

Q: A farm has an area of about 87,000 scuare metres. A hectare is 10,000 square metres. How many…

A: Given:-          Area of farm in square meters = 87000  m2          1 Hectare = 10000  m2         1…

Q: 2. 3. 4. Show a comparison of the masses of the three subatomic particles using a bar graph. Refer…

A: The mass of proton is mp-16.73 × 10-28 kg The mass of neutron is mn-16.75 × 10-28 kg The mass of…

Q: ТА 30.0° m1 mz

A: Given:-           m1 = 25 kg         m2 = 18 kg        Angle (θ) = 30° →Let us consider the tension…

Q: How many photons per second are emitted by a monochromatic lightbulb (660  nm) that emits 45  W   of…

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Q: Seven +2.00nC charges and one -2.00nC charge are arranged in the shape of a 50cm cube where each…

A: To find the electrostatic force on the -2.00nC charge, we need to calculate the electric field due…

Q: One heater uses 340 W of power when connected by itself to a battery. Another heater uses 210 W of…

A: Given:- The first heater which is connected to the battery of V voltage uses a power  P1 = 340W The…

Newton’s Third Law of Motion

The horse pulls the cart and the cart pulls the horse in response as per Newton third law. So the big question is, “Don’t the two forces cancel each other? How does the cart accelerate?”