15- Kidney tubules regulate water balance. true O false

Q: Find the magnitude of the gravitational force (in N) between a planet with mass 6.00 * 10 ^ 24 kg…

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Q: The figure below shows two concentric spheres. The one shaded by yellow is a conductor, while the…

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Q: A machine raises a load of 430 N through a height of 10 m in 5 sec. Calculate: 1. Energy spent by…

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Q: When the anchor angle equals to 120, the tension in each arm of the anchor is:   Question 10…

A: Equilibrium of forces

Q: A rotating wheel requires t = 10.4 s to rotate through 113 revolutions. Its angular velocity at the…

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Q: Starting in Albany, you travel a distance 367 miles in a direction 10.5 degrees north of west. Then,…

A: Given:- Starting in Albany, you travel a distance of 367 miles in a direction 10.5 degrees north of…

Q: Which of the following statements about fluid flow in a pipe is correct? Fluid flow is always from a…

A: Fluids move in pipes due to differences in pressure.

Q: Three forces are applied to a tree sapling, as shown in (Figure 1), to stabilize it. Suppose that FA…

A: Given value of forces FA→=345 NFB→=535 N From the given diagram the angle between FB and…

Q: Determine the amount of tension force present in the string if a 75 kg box is being hang on both…

A: Free body diagram gives whole idea of the forces acting. Force brings about motion and changes in…

Q: Several students designed an experiment to study a mirror and determine its type and its radius of…

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Q: The voltage in circuit is 50 V and resistance is 12 ohms, calculate the current ?

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Q: An electron with an initial speed of 340,000 m/sm/s is brought to rest by an electric field.…

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Q: 9. A 26 kg object is sliding across a horizontal surface. If its initial speed was 8.8 _m/s, and if…

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Q: in a playground a 53.8 kg friend site 1.17 m to the left of the pivot of a see saw. calculate the…

A: Write the given values with the suitable variables. m1=53.8 kgd1=1.17 mm2=31.65 kg Here, m1, d1, and…

Q: Use ray-tracing to locate the image formed by  concave mirror with focal length of 7.50 cm if the…

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Q: A block of mass m=3.9kg is placed on a rough inclined surface making an angle of θ=38o with the…

A: The work done by a force is given as W=F→.S→Where F is applied force and S is the displacement The…

Q: What is the direction of the force on the 1.0 nC charge?

A: Direction of Resultant force on a charge of 1 nC

Q: Calculate the wavelength at 32m/s of a frequency of a traveling of 6 Hz.

A: We know that for a wave, Velocity = (Wavelength)×(Frequency)

Q: 12. You are swinging your keys at the end of a lanyard in a horizontal circle around your head. What…

A: Given, The centripetal force during the swinging is, Fc= (mv2)/r m = mass of the keys v= velocity of…

Q: In the middle of a spin, a figure skater halved his moment of inertia by bring his arms and leg in.…

A: The angular momentum remains conserved when no external torque acts on the body. Hence, the angular…

Q: A boll rounds a 2 m radius curve at 4 m/s. The magnitude of it's acceleration in m/s².

A: Introduction :  In this question we are provided it value of  velocity and radius . With these data…

Q: WHAT ARE THE SOURCES OF MAGNETIC FIELD?

A: Sources of magnetic field are :  (i) Electromagnet. (ii) Permanent magnet. (iii) Current - carrying…

Q: An elastic cord vibrates with a frequency of 2.5 Hz when a mass of 0.77 kg is hung from it. What is…

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Q: 7. If we know an object is moving at constant velocity, then we can be certain... the net force…

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Q: HW10 In an engine governor of the Porter type, the upper and lower arms are 230 mm and 330 mm…

A: in this question we use simple method free body diagram equation and get answers.

Q: A bar magnet is placed a distance L = 22.6 cm to the right of a compass that originally points…

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Q: A vertical solid disk of uniform mass M = 7 kg and radius R = 0.5 m is pivoted from point O as shown…

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Q: DEFINE CURRENT, RESISTANCE AND RESISTIVITY?

A: When we use electronic devices, there are many components that are very essential to know during…

Q: Two metal blocks are submerged in the water. One is a 4-cm³ cube of lead (Plead = 11.3x 10³ kg/m³)…

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Q: A projectile is fired in the air from a height of 125 feet. Its velocity (in feet per second) t…

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Q: 15. calculate the buoyant force on a 0.25 kg stick of butter that is submerged in plain water to a…

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Q: The equation below gives the velocity of a particle that moves along a straight line. Find the…

A: When velocity is a function of time then acceleration is calculated by the below formula a=dvdt…

Q: A single reduction gear of 120 kW with a pinion 250 mm pitch circle diameter and speed 650 r.p.m. is…

A: in this question  we use power , torque  equation then use tangential load and get total load .

Q: A pump is used to lift 500kg of water from a depth of 80m in 10s. Calculate: (a) The work done by…

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Q: Calculus. Please write the complete solutions legibly. Upvote will be given! Multiple Choice A…

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Q: A rocket-powered sled moves along a track, eventually reaching a top speed of 209 m/s to the east.…

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Q: 1. Consider a charge Q₁ of 5x10-4 C at P(3,2,1) and a charge Q2 of -10-4 at Q(0,2,5) in a vacuum.…

A: When two charges are placed at a distance r from each other then the coulomb force between them is…

Q: 2. A traffic light weighing 100 N hangs from a vertical cable tied to two other cables that are…

A: Given, Weight of the traffic light, W = 100 N

Q: 6- 41.7 W power is consumed by a 50- kg person runs up the stairs 10 m high in 2 min. for 10 m/s2…

A: power = P=  41.7 w Time = t = 2 min = 120 sec mass = m = 50 kg height = h = 10m

Q: The world record for pole vaulting is 6.15 m. If the pole vaulter’s gravitational potential is 4942…

A: Given Potential energy= 4942 J Height = 6.15 m We have to calculate the mass

Q: 6 The diagram below depicts an ideal monatomic gas which is compressed isobarically at p = 1.18×10…

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Q: A wire is 23.5 m long at 4.00 °C and is 1.86 cm longer at 37.0°C. Find the wire's coefficient of…

A: Given data:  Original Length (L0) = 23.5 m Initial temperature (Ti) = 4.00 °C Final temperature (Tf)…

Q: 1. Calculate the amount of positive or negative charge in 10 gm of water.

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: The drawing shows three ac circuits, as shown below, each connected to entical generators Suddenly,…

A: When the frequency is doubled but its maximum voltage remains the same, the voltage across the…

Q: A goft ball of mass 0.058 kg is hit off the tee at a speed of 25 m/s. The golf club was in contact…

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Q: -Force of gravity acting on the girl.

A: Given data;  A girl having mass,m= 35 kgShe reaches the roof at a height,h=6 m time,t= 3 secg=10…

Q: 8. a block with an unknown mass slides at 2.82 m/s on a horizontal frictionless surface and it…

A: the solution for this question is given below..

Q: Determine the momentum of a car having mass 14.011 kg moving with a velocity 2.034 m/s.

A: Introduction :  In this question we are provided it value of mass and velocity . With these data we…

Q: Consider the so-called "2-second rule" that is used as a recommendation when teaching safe driving…

A: Option (c) is correct choice. The amount of time to safely pass a vehicle that stops suddenly in…

Q: A vector has a magnitude of 17 units and makes an angle of 20 degrees with the positive x-axis. The…

A: Magnitude, A = 17 units Angle, θ = 20 degrees (with the positive x-axis)  Horizontal component, Ax =…

Ideal Gas Law

Ideal gas law states that the product of pressure and volume of a gas directly varies with the product of the number of moles, the universal gas constant, and the temperature of the gas.