Which of the following is the force from surfaces that prevents any object from sinking? O tension O weight O univelociforce gravitational force Ofrictional force weak nuclear force strong nuclear force Onormal force

Q: A chair of weight 135 N lies atop a horizontal floor; the floor is not frictionless. You push on the…

A: given data F = 45 N weight  = 135 N angle = 41 degrees the magnitude of the normal force that the…

Q: What is the length of a 0.127mm radius constantan wire at 20 C required for a 200 ohm resistor?

A: Given data:  A constantan wire at 20°C Radius (r) = 0.127 mm = 0.127×10-3 m Resistance (R) = 200 Ω…

Q: 1. Determine the normal force (in newtons) that the table now exerts on the 16.2 kg box. 2.…

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Q: In a certain material whose atoms are in a cubic array, the interatomic distance is 1.7x 10-10 m and…

A:

Q: You push your physics book 2.40 m along a horizontal tabletop with a horizontal push of 3.00 N while…

A: 3 N push on the book does work : W=F→·d→=3×2.4=7.2 joules

Q: Problem 2 The vector fields E(F, t) and B(7, t) shall satisfy the following equation: ə ▼ × Ë(F, t)…

A: We know Divergence of a curl is always zero : ∇·∇×A→=0             Here, A → is an arbitary vector…

Q: A pilot whose aircraft enters a horizontal turn with a velocity v₁ = and 19s later leaves…

A: Given data: The initial velocity vi=617; 708 m/s The Final velocityvf=-617; -708 m/s The time t=19 s…

Q: Two resistors when connected in parallel will yield a the total resistance of 30 and when connected…

A: Let the first resistance = R1Let the second resistance = R2Total resistance when the two resistors…

Q: A high jumper leaves the ground with an initial velocity of 9.3 m/s rightward at an angle of 16°.…

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Q: 6. A sports car must achieve a velocity of 100m.s after passing the entry tollgate of an expressway.…

A: Given : v = 100 m/s s = 200 m

Q: 4. The mouse continued its trek and headed rightward (+x) for 100 cm. Update the graph, and…

A: since the mouse us moving in the possitive x-direction for 100 cm or 1m the displacement is 1m and…

Q: A student measures a height of 1.32m for the gun when it is positioned horizontally. The gun is now…

A: Given value--- height = 1.32 m. angle = 30 degree. launch velocity = 2.947 m/s. We have to find---…

Q: 1)What is the energy density of the capacitor?  2)Verify the answer to the previous equation by…

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Q: WHAT IS THE ADVANTAGE OF USING ADM?

A: Adaptive Delta Modulation (ADM) is a modify version of Delta Modulation (DM). In this, Modulation…

Q: What is the 3rd harmonic frequency of a 50-cm long string if the speed of the transverse waves in it…

A: Given data:  Length (L) = 50 cm = 0.50 m Wave speed (v) = 300 m/s Required: The 3rd harmonic…

Q: The average force of attraction on the Moon from the Sun is 4.4 x 10^20 N. Taking the distance from…

A: Given data:  Force (F) = 4.4×1020 N Distance (r) = 1.5×1011 m Required: The value of the mass of the…

Q: How far from the table will the block hit the floor?Answer in meters

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Q: Communications satellites orbit the Earth at a height of 42 500 km. 4.89 x * 5 points 10^7 m is the…

A:

Q: 10. I wish to tow a 53 kg load (3 children plus a toboggan) up a snowy hill for a toboggan run,…

A:

Q: 3. Jupiter's diameter is approximately 139,820 km. It completes 1 rotation every hours and 56…

A: Centripetal acceleration = 2π2 d/T2 d = diameter = 139820×10^3 m T = time period = 60×9 + 56 =…

Q: Part C The frequency of the fundamental of the guitar string is 320 Hz. At what speed do waves move…

A: Given data:  Fundamental frequency (f1) = 320 Hz Length (L) = 60 cm = 0.60 m Required: The wave…

Q: What is the average amount of electricity used by a computer?

A: Electricity: electricity is a phenomenon connected to electrical charges, either moving or…

Q: Learning Goal: To understand standing waves, including calculation of A and f, and to learn the…

A: For longest wavelength to produces nodes at ends. It should be a fundamental mode or half the wave…

Q: SITUATION 15: A particle moves along a straight line such that its position is defined by sp=t-3t²…

A:

Q: At an altitude of 18km. calculate the standard atmospheric values of pressure, density and…

A: 18 km altitude temperature is   For the same isothermal region with the same base value of pressure…

Q: The FedEx and UPS boxes have almost reached the top of the inclined plane they have been moving…

A:

Q: A carpenter holds a 17-lb 2-in. by 4-in. board as shown. If he exerts vertical forces on the board,…

A: Given:- The carpenter holds a board of weight W =  17 lb The dimension of the board is  [2 in by 4…

Q: Learning Goal: To understand standing waves, including calculation of A and f. and to learn the…

A: Concept:- The distance between two consecutive nodes or antinodes is λ/2.

Q: Assume the body as a freely-falling body, with air resistance negligible. 2. A stone is thrown…

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Q: Find the gauge pressure at point 1.

A: The mass flow rate is calculated as, The volume flow rate is calculated as,

Q: A B C Suppose a region of space has a uniform electric field, directed upwards, as shown in the…

A: A uniform electric field directed upwards is as shown in the figure The different points marked are…

Q: Part B-Data for the Motion of a Passenger Jeepney 1. Plot the given tabulated data (d vs. t) 2.…

A: The rate of change displacement/distance with time is called velocity. The unit of velocity is…

Q: How large of a constant net force is required to accelerate a 1,025-kg SUV from rest to a speed of…

A:

Q: A ring shaped conductor with a radius 3.00 cm has a uniform charge density of -120.0 nC/m and it…

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Q: Two equally charged particles each have a mass of .015kg. They are suspended by light strings as…

A:

Q: A sprinter practicing for the 200-m dash accelerates uniformly from rest at A and reaches a top…

A: The given values are, From rest to 52 m, speed = 37 km/h = 10.2778 m/s From 52 m to 149 m (52+97),…

Q: Two sources of electromagnetic waves (light waves) are emitting coherent waves at a frequency of 579…

A:

Q: An inflatable life raft is released from an airplane at 300 m altitude, in level flight, with an air…

A: Given data:  The raft released horizontally from an airplane Altitude (h) = 300 m Initial horizontal…

Q: Three charged particles are placed at corners force on -2 μC charge. West North South 8 με 34.4 x…

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Q: In the figure, the four particles form a square of edge length a-3.50 cm and have charges q +25.0…

A: Given:- The four charges at the edge of the squire of side a = 3.50 cm The four charges are q1= +25…

Q: 1) A Rubik's Cube is held at rest in a person's hand. Sketch Objects Interacting with the System…

A: Disclaimer: “Since you have asked posted a question with multiple sub-parts, we will solve the first…

Q: A bus traveling 50 m/s is increasing its speed at the rate of 4 m/s2. (a) Find the distance covered…

A:

Q: A boat is moving atv12kph is crossing a river 500 m wide in which a current is flowing at 4 kph.…

A: Given that Velocity of boat Vb = 12 kph width of the river is d = 500 m Velocity of river flow is Vr…

Q: If electric energy costs 6 dollars per kilowatt-hour, calculate the utility bill for one month for…

A: Given data: 1 kWh=6 dollars 8 bulbs - 100 W - 50 h 10 bulbs - 60 W - 70 h 1 air conditioner - 2 kW…

Q: 1. Two students are trying to decide whether or not Object A is charged and what type of charge it…

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Q: A river is flowing at a rate of 7.62 m/s due South. You are canoeing across the river at a speed of…

A: Given that:- Velocity of river=7.62m/s due south

Q: A pilot flies in a straight path for 1 h 30 min. She then makes a course correction, heading 10° to…

A:

Q: A particle with charge -2.97 nC is at the origin, and a particle with negative charge of magnitude Q…

A: Given: The charge at the origin is -2.97 nC. The position of the charge Q is x = 52 cm. The position…

Q: Given the following data, calculate the densities of a lithium-7 nucleus and a lithium-7 atom.…

A: The density of an object is given by the equation ρ=mVm is the massV is the volume A lithium nucleus…

Q: A Ferris wheel with radius R = 15.0 m is turning about a horizontal axis through its center. The…

A: Given: V=7.4 m/s R=15.0 m

Newton's First Law of Motion

If a very smooth ball is rolled down an inclined surface with zero friction, the ball will continue to roll indefinitely for an infinite time, in an attempt to reach to the same height on the opposite hill!