Is the class {{x} : all atoms x} a set?

Q: Ymax? X = ? (g=10m/s)

A: Given:initial velocity, u = 40 m/sangle of projection, θ =  30oinitial height, yo = +150…

Q: Two identical 50 resistors and a 100 resistor are connected in a circuit. Which of the following…

A:

Q: Two resistors are connected to each other in series. Which of the following is true? A. The…

A: Required  The correct statement.

Q: Mike's car, which weighs 1,000 kg, is out of gas. Mike is trying to push the car to a gas station,…

A:

Q: Three identical resistors are connected in parallel to a single battery. The current through the…

A:

Q: An object is thrown at an initial speed of 37.8 m/s at an angle of 16.13 degrees to the horizontal.…

A: Given data: The angle is θ=16.13° The speed is 37.8 m/s The time is t=1.67 s

Q: A toy car of mass m is on a level table that is a height h above level ground. While on the table, a…

A: Basic concept of equation of motion: We always use equation of motions to determine final velocity…

Q: Water travels down a pipe with a circular cross-section at a velocity v₁. This pipe is connected to…

A:

Q: A baseball player of mass 85.0 kg travelling at an initial speed of 7.00 m/s slides along a…

A:

Q: Assume that a red blood cell is spherical with a radius of 4.0 ×10^−6 m and with a wall thickness of…

A: Spherical Capacitor: It generally consists of two concentric hollow sphere wiith inner radius (r)…

Q: What charge is required to produce a repulsive force of 10 microNewtons on a charge q= 4.5 nanoC…

A:

Q: nucleus of an atom are approximately 10- 15 m apart, while the electrons in an atom are about 10- 10…

A:

Q: Select all of the different types of radioactive decay products. beta decay positron emission gamma…

A: To select the different types of radioactive decay products. In a nuclear decay, a nucleon changes…

Q: A mass weighing 24 pounds, attached to the end of a spring, stretches it 4 inches. Initially, the…

A: Given,  Weight attached to spring = 24 pounds Acceleration due to gravity = 32 ft/s2 We need to…

Q: A vertical dam on a large lake is 30 ft tall and 60 ft wide, and the water level is 3 ft below the…

A: Given: Height of the dam =30ft  Width of the dam = 60 ft Water level= 27 ft Sides of equilateral…

Q: 73. You and your bicycle have combined mass 80.0 kg. When you reach the base of a bridge, you are…

A: Write the given values with the suitable variables. m=80 kgu=5 m/sv=1.5 m/sh=5.2 m Here, m, u, v,…

Q: Consider the system shown in the figure. (Figure 1) Block A has weight 5.2 N and block B has weight…

A: A and B both are moving with constant velocity so both of them have zero acceleration. free body…

Q: An 11 kg block is being pushed forward on a flat surface with a force of magnitude 45 N. The…

A: Given:-  The mass of the block is M = 11 kg  The applied force on a box  is Fapplied= 45 N The…

Q: Exercise 2: To further practise error propagation, derive the theoretical expressions for un-…

A: In the following problem, We have expression for the kinetic energy, acceleration and velocity.

Q: When hydrogen is energized by a strong electric field or incident ultraviolet light, the gas…

A: The original wavelength is λi=656.28 nm The detected wavelength is λdet=656.18 nm From the above…

Q: 1- A 1.0 kg box on a 30° incline is connected to a 3.0 kg box on a horizontal surface. The…

A:

Q: 1. An evacuated tube uses an accelerating voltage of 55 kV to accelerate electrons to hit a copper…

A:

Q: 6. A projectile is shot from the edge of a cliff 170 m above ground with an initial speed of 70.0…

A:

Q: Consider the rectangular solid with dimensions as shown in the figure below. (Use the following as…

A:

Q: An ant undergoes three successive displacements: ?⃗1=3.00 m,20.0 degrees south of east ?⃗2=2.00…

A:

Q: With respect to frame S, the velocity of reference frame S' is (0.50i)c and the velocity of object C…

A:

Q: (a) Determine the slope of the graph. (b) What physical quantity does the slope represent?

A:

Q: A +4.24 MC charge is located at the origin. Determine the following. (Include the sign of the value…

A: Given value--- A-4.24 micro C charge is located at the origin. We have to find--- (a) the…

Q: A river has a steady current of 0.50 m/s [E]. A person can swim at 1.2 m/s in still water. The…

A:

Q: #4. What is the magnitude of A+B+C, where A=1.00 +3.00-1.00k, B=3.00-1.00j-3.00k, and C = -1.00…

A:

Q: At 20°C, the carbon resistor in an electric circuit connected to a 7.3-V battery has a resistance of…

A: Given data, initial temperature T1 = 20oC Final temperature T2 = 75oC Resistance at 20oC is R1 =…

Q: Calculations of x- and y-components:

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

Q: 2. An 18-kg ball rolls across a smooth floor and strikes a wall with a force of 9.0 N. What is the…

A: Given that Mass of the ball (m) =18kg The ball strikes the wall with a force (F)= 9.0N What is the…

Q: If two masses 7 kg and 17 kg have velocities and respectively, find the final city of the 17 kg…

A: Given that:m1=7 kgu1→=<6,-10> =(6i^-10j^) m/sm2=17 kgu2→=<-10,3>=(-10i^+3j^) m/s

Q: Unless otherwise stated, all objects are located near the Earth's surface, where g = 9.80 m/s² An…

A:

Q: 3. A projectile is launched at an angle of 18.0° above the horizontal. What is its initial speed if…

A:

Q: Purpose Mathematical models based on quadratic equations describe curved paths through space.…

A: Let's assume the upward as the positive direction. The formula to calculate the displacement is…

Q: 92 (0) 3.86 a (m) 54.7.00 24.0° y-component (unit in N) of the c field of q1 and q2 at point P? 92 0…

A: q1 = 2.16 x 10-6 C q2 = 3.86 x 10-6 C

Q: Determine ∑i τp,i, the sum of the torques on the seesaw. Consider only the torques exerted by the…

A: Since the seesaw is symmetric around the pivot, there is no net torque produced by the gravitational…

Q: 130g of water is placed in a 10g aluminum cup. Both the water and cup start at temperature 40…

A:

Q: A speedboat moves at a rate of 25k(m)/(h)r in still water. How long will it take someone to ride the…

A:

Q: 2R R 3. The new symbol you see in the diagram at the left is a multicell battery (like a 9V), which…

A: According to guidelines we need to solve only first three sub-part kindly repost other parts in the…

Q: A bar of length 3.00 m is hinged at one end and experiences a force of 8.00 N at the other end. The…

A:

Q: A new design of Saturn 13 rocket with mass 1.04 x106 kg has a propulsion engine that can eject gases…

A: A rocket is a device that moves forward by expelling particles of a fuel-mixture backward. The…

Q: (2) Two charges attract each other with a force of 1.5 N. What will be the force if the distance…

A:

Q: A tennis ball is thrown vertically upward with an initial velocity of +9.3 m/s. a) What will the…

A: According to the given data u=9.3m/s vertically We need to find (a) Velocity of the ball when it…

Q: What is the magnitude of the electric field at a point midway between a −6.5μC and a +8.5μC charge…

A: Given in the question.  Two point charges, one with a charge of -6.5μC and the other with a charge…

Q: 57. A 10002 resistor is connected across a18V battery. How much current is there through the…

A:

Q: Suppose a particle is described by a superposition of 1-D particle in the box wavefunctions as shown…

A: Given that, A particle is in a 1D potential box And the wavefunction of the particle is…

Q: 1. An electric motor is 75% efficient. It is used to raise a weight of 1000N a vertical distance of…

A:

Blackbody

Q.5 A blackbody radiates how much energy when the temperature of the body is elevated?