Two men are running at constant speeds along a circular track           1,350 meters in circumference. Running in opposite direction,           they meet each other every 3 minutes. Running in the same         directions, they meet each other every 27 minutes. Determine        the speed of the faster man in kph.         A. 20                                                  C. 15       B. 18                                                  D.

Q: a) Calculate the acceleration of gravity on the surface of the Sun. The mass of the Sun is Msun =…

A: Mass of the sun is Radius of the sun is Universal gravitational constant is Note:Find:(a)…

Q: An athlete runs two-thirds of the way around a circular track of radius 50 m. Determine (a.) her…

A: Given:The radius of the circular track (r) = 50 mThe fraction of the track covered is .​

Q: A car of mass M = 1100 kg traveling at 40.0 km/hour enters a banked turn covered with ice. The road…

A:

Q: Problem 7: The length of nylon rope from which a mountain climber is suspended has a force constant…

A:

Q: A flat circular coil has 80 turns of diameter 20 cm with a total resistance of 40 ohm. The plane of…

A: The coil of N=80 turns and d =20 cm diameter has B magnetic field linked to it. now if the field…

Q: Which of the following examples best describes potential energy?   The carbohydrates within a…

A: Is is given some examples or cases, among which we have to find the most suitable example of…

Q: 9) During 5th period Dylan was a beast. She resisted the forces applied by 13 other students in her…

A:

Q: two spherical mirrors

A: The focal length of a spherical mirror is given by the following equation:f = R / 2 where f is the…

Q: 1. The Wheatstone bridge is used to determine an unknown resistance Ra by adjusting a known…

A: The wheatstone bridge is used to determine unknown resistance R3 by adjusting a known resistance R1…

Q: 6) What is the reading on the spring scale for each of the situations depicted in the figure below?…

A: Solution:Given:W = weight of each block = 120. NSee the figure. Find the scale reading in each of…

Q: Question 1: A soccer player kicks a ball with an initial velocity of 20 m/s at an angle of 30…

A:

Q: For a particle moving in a straight line, the velocity v satisfies v² = 128 - 32x – 16x², where x is…

A:

Q: Determine the correct equation for the sum of moments in lb-in about point C. Assume…

A:

Q: How much charge must you give the suit if you want to fall down toward the sheet, but at the same…

A:

Q: A 10.0 kg crate is being pulled across the floor by a cable, as shown in (Figure 1). The friction…

A:

Q: A spring with a force constant k = 115 N/m is attached to the bottom of a large beaker which is then…

A:

Q: p/MJ kg-¹ Earth -1.3 -3.9 -62.3 Moon A. 305 MJ B. 61.0 MJ C.58.4MJ D. 300 MJ

A: Given, The potential energy at the surface of earth for 1 kg of mass is −62.3 MJ. The potential…

Q: Find the magnitude, in meters per second, of ball’s initial velocity.

A: Given:The vertical component of the initial velocity is v0y =6.25 m/s The ball’s initial horizontal…

Q: 18. Magnetism produced by an electric current is called a. electromagnetism b. ferromagnetic c.…

A:

Q: Discuss the wave-particle duality of light in the context of quantum mechanics. How does this…

A: The wave-particle duality of light is a fundamental concept in quantum mechanics that challenges our…

Q: Part (a) I measure the resistance of this wire and find it to be R = 156 Q. What is the resistivity…

A:

Q: 3. If a semiconductor is transparent to light with a wavelength longer than 800 nm, what is its…

A:

Q: A circular disk of radius 23.28cm is oriented so that the central axis is the y-axis. The disk has a…

A:

Q: A solid metal ball is thrown from the top of a building at an angle of 20° above the horizontal with…

A: Initial speed of the ball is Angle above the horizontal is Time taken by the ball to hit the ground…

Q: You have a person pulling to the left with force 183 N, and another person pulling to the right with…

A:

Q: On a distant planet, golf is just as popular as it is on earth. A golfer tees off and drives the…

A:

Q: Oil (SG = 0.91) enters at section 1 as shown, at a weight flow of 270 N/h to lubricate a thrust…

A: Oil SG=0.91 Weight flow=270 N/h Outlet velocity (v2) is find from section 2

Q: Consider the following figure. C₁ C₂ a C₁ =C₂ b (a) Find the equivalent capacitance between points a…

A: The potential difference between a and b is

Q: Argon is a monatomic gas whose atomic mass is 39.9u. The temperature of eight grams of argon is…

A:

Q: A hot-air balloon has a total mass of 860 kg. It accelerates downwards (towards the ground) at 2.1…

A: M=860 kg

Q: A sign hangs precariously from your prof's office door. Calculate the magnitude of the tension in…

A:

Q: the figure point P is at the center of the rectangle. With V=0 at infinity, 91=5.90 fC, q2 = 4.09…

A:

Q: Can you help me solve this problem please? A mass weighing 550 kg swings at the end of a 29 m…

A:

Q: A comet is observed to have an orbit with a perihelion distance of 0.5 A.U. and an eccentricity…

A: The perihelion distance is The eccentricity of comet's orbit is Find:The aphelion distance.

Q: The figure below is a cross-sectional view of a coaxial cable. The center conductor is surrounded by…

A:

Q: Suppose you have a stack of 17 identical steel bars (steel bars have a mass of 1.00kg each). You are…

A: So we have given a stack of 17 identical steel bars with each having mass of  andwe have to find if…

Q: QUESTION 26 A 6.51kg block is pushed across a horizontal surface with a horizontal force of 26.3N…

A:

Q: block with a mass of m = 48 kg rests on a frictionless surface and is subject to two forces acting…

A:

Q: man pushes a 49 kg block of ice in the positive direction across a frozen lake as shown in the…

A:

Q: Shown is a 10 by 10 grid, with coordinate axes z and y (Figure 1). The grid runs from -5 to 5 on…

A:

Q: Which of the following phenomenon can be explained by the corpuscular theory of light? 1. Reflection…

A: The corpuscular theory of light states that light is made up of tiny particles, or "corpuscles,"…

Q: How does 9.11/cos 56.8= 16.64? When I enter it in my calculator I get 9.41.

A: v = 9.11/cos 56.8°

Q: Write the equation for the speed of the car at the top of the loop using R for radius and m for mass

A:

Q: A point charge of mass 1.69g hangs from the horizontal ceiling by a light 50.7cm thread. When a…

A: Mass of the charge (m) = 1.69×10^-3 kgElectric field (E) = 1029 N/C Angle made by celing and the…

Q: An 81 kg boat that is 9 m in length is initially 7.8 m from the pier. A 20 kg child stands at the…

A: The center of mass of the child-boat system remains in the same place. So the distance the boat…

Q: Please don't reject I req to u solve for me ok. Topic: Vector 1. A spelunker is surveying a cave.…

A: Draw the schematic diagram of the system.

Q: 1. Does the mass matter when determining the coefficient of static friction in Part I? Explain. 2.…

A: 1. Does the mass matter when determining the coefficient of static friction in Part I? Explain.2.…

Q: 1. Problem No. 1: A warehouse has a rigging system to lift heavy boxes as shown in the figure. a)…

A:

Q: A person stands at the edge of a cliff and throws a rock horizontally over the edge with a speed of…

A:

Q: 6. In one of Gallileo's famous "thought" experiments he imagined that a cannonball was dropped for…

A: Since the ship is moving so when the canon ball is dropped, it will have the same horizontal…

Units and Dimensions

These are generally defined as the terms which precede or describes the dimensions further. These are also further divided into two parts namely fundamental units and the derived units.