What is the height of a column of liquid in a barometer if the density of the liquid is 0.6460 g/mL and the local atmospheric pressure is 0.8100 bar? Note that the gravitational force on the liquid column divided by the cross sectional area of the column must be equal to the atmospheric pressure.

Q: Two very small +3.00-uC charges are at the ends of a meter stick. Find the electric potential…

A: Given data:  Two very small charges Placed at ends of the meter stick  q = +3.00 μC = +3.00×10-6 C k…

Q: 29) A 10-A current flows through a wire for 2.0 min. (e=1.60 x 10-19 C) (a) How much charge has…

A: Given data-          amount of current = 10 A         total time during which current flows ( T ) =…

Q: at time t = o car A starts from rest and accelerates with constant acceleration 8.00m/s. At = 0, car…

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Q: h(t) = -4,9t² +11, 9t + 6, t≥ 0 wers le haut. Le temps t est en seconde nelle hauteur la balle…

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Q: Calculate the force needed to bring a 900 kg car to rest from a speed of 90.0 km/h in a distance of…

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Q: A block is at rest on a horizontal frictional surface. A string is attached to the block, and is…

A: Given : Force , F = 65.4 N  Distance moved, d = 1.35 m  Speed, v = 1.69 m/s  Work done , W = 85 J…

Q: An apple weighs 1 N. The net force on the apple when it is in free fall is   answer choices  0 N.…

A: Third option (1N) is correct. Explanation-  Given that, Weight of apple (w) = 1N Since, we know…

Q: How much more energy does a 73 nm photon have than a 7870 nm photon? Does the 73 nm photon move at a…

A: Given:wavelength of first photon, λ1 = 73 nm = 73×10−9 mwavelength of second photon, λ2 = 7870 nm =…

Q: (a) Calculate the height (in m) of a cliff if it takes 2.32 s for a rock to hit the ground when it…

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Q: A car travels 240 km in 6 hours. Find the average km/h? speed of the car in

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Q: In regions of the cardiovascular system where there is steady laminar blood flow, the shear stress…

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Q: Do you know how much strain the rope must bear in order to accelerate an automobile that weighs 960…

A: Mass of automobile = 960 kg  Acceleration = 1.2 m/s2

Q: A +5 microcoulomb charge moving to the right at a speed of 3 x 10^4 m/s enters a region wherein a…

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Q: 25) Which one of the following quantities is equivalent to 1 W? A) 1V/A B) 10.m C) 1A.s D) 1V.A E)…

A: Introduction: The electrical power is defined as the rate of electrical energy per unit time, and…

Q: boat that can travel at 2.25 m/s in still water is heading directly across a river that is flowi a…

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Q: A 80 kg skydiver is free falling at a constant velocity of 19 m/s. What is the net (total) force…

A: Given Mass of the sky diver, m=80kg Constant velocity, V=19m/s The net (total) force can be…

Q: For the 2 DOF system shown with m₁ = m, m₂ = 2m and k₁=k, k₂ = 2k, determine: (a) The natural…

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Q: How many electrons are present in that amount of charge? electrons present: Incorrect electrons f a…

A: Use the relationship between the charge  and the number of electrons.

Q: A sky diver jumps from a "perfectly good" plane. Prior to opening their parachute they fell 625 m in…

A: Given data:  Distance traveled before opening parachute (d1) = 625 m, downward Time taken (t1) =…

Q: Magnetic field strength B is expressed by the MKS unit Tesla (T) which also equals to  Group of…

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Q: A circular arc has a uniform linear charge ensity of -7 nC/m. Y Answer in units of N/C 117° 2.4 m *…

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Q: Still need some help on this, the answer below is different and I don't understand how they camer to…

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Q: 42       For the circuit on the Figure below: a. What is the equivalent capacitance? b. How much…

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Q: A force of 15N acts on a body of mass 2kg. Calculate the acceleration produced.

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Q: Which requires the greater average net force? Circle or highlight your answer and defend your…

A: Given,  A) Mass of fly = 0.0001 kg Speed of fly = 1 m/s Time of force = 1s B)  Mass of car = 2000 kg…

Q: A 0.25 kg ball is suspended from a light 1.2 m string as shown. The string makes an angle of 35°…

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Q: Based on my experience on magnetism experiment, if an iron piece is placed in a magnetic field, the…

A: Iron is the metal which shows the ferromagnetic properties, therefore it is a Ferromagnetic…

Q: A Terminal Velocity Find the terminal velocity of an 85-kg skydiver falling in a spread-eagle…

A: Given: mass of sky diver, m=85 KgTo find:Terminal velocity, v=?

Q: 27) A light bulb operating at 110 V draws 1.40 A of current. What is its resistance? A) 154 Q2 B)…

A: Given data: Potential difference, V=110 V Current, I=1.40 A Our question is to find the resistance…

Q: A car is running at 45ft/s when it passes by a gasoline station. 2 seconds after, another car leaves…

A: Given  car 1 -  velocity V1 =  45ft/s  at time t=0 At time t =2 seconds  Another car leaves the gas…

Q: How much heat must be added to 60 g of ice at 0°C to melt the ice completely?

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Q: block is at rest on a horizontal frictional surface. A string is attached to the block, and is…

A: Please post the remaining questions separately!

Q: 2. A physics teacher rubs a glass object and a felt cloth together and the glass becomes positively…

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

Q: "If we apply a ___________ to an object, its __________________ will change and it will…

A: We need to fill the given blanks .

Q: 24) The length of a certain wire is doubled and at the same time its radius is also doubled. What is…

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Q: wo people, one of mass 100 kg and the other of mass 50 kg, stand facing each other on an ice-covered…

A: Given data- Heavier person MH=100 kg Lighter person ML=50 kg The heavier person pushes on the…

Q: You make a capacitor by cutting the 15.5-cm-diameter bottoms out of two aluminum pie plates,…

A: Given Diameter of the plates is d=15.5 cm=15.5×10-2 m Separation between the two plates is d=3.75…

Q: You work as a test engineer for a global manufacturer of electrical and mechanical components and…

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Q: Ohm's law states that the electric current flowing through a  conducting wire, I is directly…

A: Ohms law is used in current electricity to find unknown resistance or current flowing through a…

Q: An automobile is travelling at 60km/h. calculate the angular velocity of the 0.35m radius wheels

A: Given data:  Speed (v) = 60 km/h Radius (r) = 0.35 m Required: Angular velocity (ω)

Q: A conducting circular loop, of radius r = 0.060[m] and resistance R = 0.200[N], is submerged in the…

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Q: In a transformer energy passes from the primary to the secondary 1.by the magnetic flux 2.through…

A: In a transformer , energy passes from primary to secondary ___

Q: The temperature on a warm summer day is 95°F. What is this temperature 1 in degrees Celsius? 2 on…

A: Given The temperature on a warm summer day is 950F Formula to find the the temperature in in degrees…

Q: In the figure below, we have a dipole system where the positive charge is represented by the blue…

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Q: Is it possible to utilise an elastic rope that can support the weight of an 860 kg automobile at…

A: in this question we utilise the strength of elastic rope.

Q: A force of 288 N is applied to an object of area 26 m² find the. pressure ?

A: Given data,       Force  =  F      Area  =  A        To find,              Pressure

Q: Based on the information in the table, choose whether the magnetic field is weak or strong Current…

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Q: A bicycle starts to move from rest. If in 5 seconds it reaches to velocity of 30m/s, find its…

A: Given data,      Final velocity  =   v      Initial velocity  =   u     Time Taken   =   t        To…

Q: 29) A 10-A current flows through a wire for 2.0 min. (e=1.60 x 10-19 C) (a) How much charge has…

A: Given Current through the wire,I=10A Time, t=2 min=120s Charge of the electrons is find by the…

Q: A wooden block experiences a frictional force, f, as it slides across a table. If a block of the…

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