If the density of dry air is 1.28kg/m3 then what is the mass of the air in the room in kg that the air conditioner has to move? Room demensions are: 14.1ft x 15.5ft x 12.0ft

Q: Why cannot we see an outcome like a large ice cube and some 100°C steam? Match the words in the left…

A: CONCEPT: Energy is always transfer from one state to another State. For heat energy, it is transfer…

Q: Suppose a 3.13mC charge moves with velocity 674.93 m/s at an angle of 36.75° relative to the…

A: Given Data: Magnitude of Charge (q)=3.13 mC=3.13×10-3 C Velocity of Charge (v)=674.93 ms Magnitude…

Q: 12. A car is moving with constant speed of 80 km h¹ when suddenly the driver sees a cat 50 m…

A: Given:-  The car is moving with a constant speed  of v = 80 km/h =22.2 m/s  The distance of the car…

Q: 500 grams of water is used to quench iron steel. 50 grams of iron steel at 300°C is dipped into the…

A:

Q: 9. A car (mass 900 kg) traveling north at 72kmhr¹ and a truck (mass 40000kg) travel head on and…

A: Answer: Given data, Mass of car (Mc)= 900 kg Mass of truck (MT)=40000 kg Car traveling north at…

Q: traveling if it is moving a) to the r b) to the Pm 2) If · y = 2 sm (kx - 2.5 + + 4) find the time…

A:

Q: Explain how you would convert the vector IaI=5m with a bearing of 135 degrees in cartesian form

A:

Q: A spring, whose equilibrium length is 3 ft, extends to a length of 6 ft when a force of 13 lb is…

A: Given:-  The equilibrium length is 3 ft and extends to a length of 6 ft The force applied on the…

Q: A cube of mass m is initially at rest at the top of an inclined plane, which has a height of 6.6 m…

A: mass of cube = m initial height = 6.6 m θ = 21ov = 0.65 mscoefficient of friction between the cube…

Q: › Considering the diamond structure, what is the number of atoms per cell? Show that the packing…

A: The space lattice of a diamond is face-centered cubic. In the diamond crystal structure, there is…

Q: In a single slit diffraction experiment the width of the central bright fringe on the screen is 3.…

A:

Q: An electron moves with speed 2.00 x 105 m/s in a 1.80-T uniform magnetic field. At one instant, the…

A: Given:-  The speed of the electron is v = 2.00 x 105 m/s  The magnitude of the magnetic field B =…

Q: 4. A standard sheet of paper measures 8 1/2 by 11 inches. Find the area of one such sheet of paper…

A: given length = 8(1/2) inches = (17/2) inches = 8.5 inches breadth = 11 inches formula of area =…

Q: His pointing 20° relative to the VERTICAL in quadrant 4. H, = 88. Determine the magnitude and…

A: Given data:  Angle with negative y-axis (θ) = 20° Hx = 88 Required: The magnitude of H and…

Q: Description: A sinusoidal wave is propagating along a stretched string that lies along the x-axis.…

A:

Q: A sprinter begins from rest and accelerates at the rate on 22222m/seond squared for 200 meters.…

A: A sprinter begins from rest and accelerates at the rate on 22222m/seond squared for 200 meters. we…

Q: Question 3 A particle P, of mass m, is situated on the axis of an infinite plane a distance b from…

A:

Q: A student releases a marble from the top of a ramp. The marble increases speed steadily and travels…

A: Given:-  A student releases a marble from the top of a ramp.  The marble increases speed steadily…

Q: How much faster does anything move in a nanosecond as opposed to a millisecond?

A: Velocity is defined as the displacement per unit time. 1 nanosecond = 10-9 seconds 1 millsecond =…

Q: Two forces with magnitudes F₁ = 39.1 N and F₂ = 51.8 N act on an object. Their directions differ by…

A: Given data:  F1 = 39.1 N and F2 = 51.8 N Angle between forces (θ) = 67° Acceleration (a) = 17.5 m/s2…

Q: A student releases a marble from the top of a ramp. The marble increases speed steadily and travels…

A:

Q: In the figure find the equivalent capacitance of the combination. Assume that C₁-14.5 µF, C₂-5.66…

A:

Q: The maximum depth recorded for a deep-sea dive is 308 m. Assuming that (i) the density of seawater…

A: The gauge pressure at a point is the pressure measured relative to the local atmospheric pressure.…

Q: Displacement (m) 12.0 10.0 80 60 40 20 Graph of Displacement as a Function of Time 2.0 4.0 6.0 B 8.0…

A:

Q: When a charged particle moves perpendicularly to the direction of a uniform magnetic field, the…

A: Given Data: Mass (M)=5.1×10-25  kg Magnitude of given charge (Q)=4.02×10-17 C Velocity of charge…

Q: What is the magnitude of the electric field at a distance of 0.1 nm from a thorium nucleus? b)What…

A: in this we use simple equation of electric field  E = kq/r2      N/c and electric force F = q × E…

Q: 2. A composite wall is made of 2 layers of different materials, A & B. the external surface of layer…

A:

Q: A rotating space station is said to create "artificial gravity"-a loosely-defined term used for an…

A: This problem can be solved using centripetal acceleration formula as acceleration due to artificial…

Q: What is the pressure at the bottom of a 30 cm long bag of water in a space ship that is in…

A: CONCEPT The pressure at the bottom of long bag of water of height h and density ρ is given as, P =…

Q: Determine the number of significant figures in the following numbers. a. 6.12 b. 4.009

A: Given data:  Two numbers 6.12 and 4.009 Required: The number of significant figures

Q: Suppose you wish to measure the current in a wire. You have a device that can measure the strength…

A: Given data:  Distance (r) = 1.32 m Strength of magnetic field (B) = 0.93 μT = 0.93×10-6 T Required:…

Q: A rocket drifts sideways in outer space from point "a" to point "b" as shown below. The rocket is…

A: As rocket initially was drifting towards right side in the absence if any force, let it have…

Q: Consider the following nuclear reaction 5$Ni +5% Zn →+ X +2}p (a) Determine A and Z of the nucleus…

A:

Q: The primary task of the attacker artillery was to knock out the defender artillery and suppress the…

A:

Q: explain in as much detail as possible (use equations and schematics) the physics behind optical…

A:

Q: A crane lifts a 268 kg crate a height of 12.4 m in a time of 80.0 s at a constant speed. What is the…

A: Given : Mass = 268 kg Height = 12.4 m Time = 80 sec

Q: xo Part (c) What x position, in meters, did the jumper begin her long jump?

A:

Q: shows a junction with currents labeled I1 to I6. Which of the following statements is correct?

A:

Q: Hello, I needed help with the open-ended response. Here is the sub parts

A:

Q: A uniform magnetic field points vertically upward; its magnitude is 0.480 T. An electron with…

A:

Q: A person wearing a safety belt can withstand an acceleration of -300 m/s2. What is the safe stopping…

A: Given data The acceleration is given as a = -300 m/s2. The initial velocity is given as u = 110…

Q: For the mass shown in Figure 3.1.3b, m = 10 kg, = 25°, v(0)=2 m/s, and μ =0.3. Determine whether the…

A:

Q: In a swimming pool there are 4 waves with amplitude of 4A, 3A, 3A and 2A and the phase constants are…

A:

Q: Two uncharged, conducting spheres are separated by a distance d. When charge -Q is moved from sphere…

A:

Q: 1.6 mol of helium at 340° C undergo an isobaric process in which the helium entropy increases by 40…

A:

Q: You throw a rock off of a cliff in the horizontal direction with a velocity, v. One second later you…

A: It is given that the initial speed of Ist and 2nd rock in vertical direction is zero and in…

Q: L&E are shown below. L = 42, & E= 16. Let R = L-E. Determine the components of each vector as well…

A:

Q: Four vectors:  a´ = [1 2 3], b´ = [1 0 -1], c´ = [1 2 3 4], d´ = [2 1]. Compute each of the…

A:

Q: Find the electric field due to an electron (-1.60217662 × 10-19 coulombs) located 1 meter to the…

A:

Q: As a health physicist, you are being consulted about a spill in a radiochemistry lab. The isotope…

A: