03/01/22

What is the percent yeild of soduim sulfate when 32.18 g of sulfric acid reacts with excess sodium hydroxide to produce 37.91 g of sodiumsulfate
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03/01/22

AP PHYSICS shm question multiple choice

An object moves up and down the y-axis with an acceleration given as a function of time t by the expression a = A sin ωt, where A and ω are constants. What is the period of this motion? Answer A:... more
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02/28/22

What are the components of a pendulum's acceleration vector?
What are the components of the acceleration vector of a pendulum?a) ax = 0, ay > 0b) ax > 0, ay > 0c) ax < 0, aY > 0
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02/28/22

Ideal Gas Equation

Calculate the temperature at which 1.00 mole of oxygen at 0°C and 760 mm Hg would triple in volume at a pressure of 1520 mm Hg.
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02/25/22

When two masses are rotating around a center point but connected by a spring, what happens?
Let's say the masses are each 1 kg, the initial velocity in a circular path clockwise around the center point is 1 m s^-1, and the massless spring connecting them has k= 2 N m^-1, with a resting... more
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02/24/22

ap physics vertical spring question -please help!
A 5-kilogram block is fastened to an ideal vertical spring that has an unknown spring constant. A 3-kilogram block rests on top of the 5-kilogram block, as shown above. When the blocks are at rest,... more
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02/23/22

AP Physics C E and M
Multiple ChoiceA faraday is defined as charge equal to NA protons.(Avogadro's Number NA = 6.02 x 1023)Find the number of coulombs in 1 faraday.(use qp = 1.6 x 10-19 C)A) 96440B) 96485C) Not enough... more
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02/22/22

AP Physics C e and M
Two point charges of 9μC and 4μC are placed a distance of 4 m apart. Two point charges of 9μC and 4μC are placed a distance of 4 m apart. Find the point, measured in meters from the 9μC... more
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02/21/22

Physics - Problem

  A block of mass m compresses a spring (spring constant k) by a distance of d and starts from rest. It is launched from the spring and over the rough patch (length L and coefficient of kinetic... more
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02/09/22

I need help on this problem
A roller-coaster rider traveling in a straight line changes from a speed of 4 m/s to 16 m/s in 3 s. Calculate the acceleration of the ride. Identify the following situations as an example of... more
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02/09/22

Two charges 𝑞1=4𝜇𝐶 and 𝑞2=−7𝜇𝐶 are separated by a distance of 5.0𝑚. Please do calculate the electric potential at the midway of the two charges.
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01/10/22

Energy - Physics doubt
Can one form of energy turn to any other form of energy anywhere? Can we say that, say, a machine is out of energy, and I start moving it, can we say that the KE will change to some other energy... more
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01/09/22

Finding magnitude and direction question
You leave the airport in College Station and fly  27 km in a direction 34.0  south of east. You then fly 46 km due north. How far must you then fly to reach a private landing strip that is 32.0 km... more
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12/06/21

Physics Question
A 12 gram bullet is fired into a 5.00 kilogram wooden block, giving the block a velocity of 25.0 cm/sec. With what velocity was the bullet fired?
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12/04/21

A 3.8 kg lead ball is dropped into a 2.5 L insulated pail of water initially at 20.0∘C.
A 3.8 kgkg lead ball is dropped into a 2.5 LL insulated pail of water initially at 20.0∘C∘C.If the final temperature of the water-lead combination is 26.8 ∘C∘C, what was the initial temperature of... more
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11/09/21

Calculate the elastic potential energy stored in the spring.
A spring of natural length 40cm requires a force of 240N to stretch it to a length of 60cm. How much elastic potential energy would be stored in the spring if it was stretched to 70cm?
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11/08/21

Will someone please help me with these Physics questions

Reading the data provided, does this object move at a constant rate? a. Yes, because the best fit line matches a linear relationship.b. No, because the dots are not all on the line.c. Yes, the best... more
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11/08/21

Find angle and masse 2 of an inclined pulley system.
A block of mass m1 is suspended vertically with a rope connected to a block of mass m2. The block of mass m2 is on a frictionless plane inclined at theta with respect to the horizontal. If m1=2kg,... more
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10/22/21

A wheel has a radius of 3.92 m. How far (path length) does a point on the circumference travel if the wheel is rotated through an angle of 38.7°?
A wheel has a radius of 3.92 m. How far (path length) does a point on the circumference travel if the wheel is rotated through an angle of 38.7°?How far does a point on the circumference travel if... more
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10/20/21

A spring scale is used to measure the weight of various objects.

A spring scale is used to measure the weight of various objects. when a 100g empty glass bottle is placed on the scale, the spring stretches down 1.8cm. How much water should be poured into the... more
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10/20/21

HOW CAN I SOLVE THIS? HELP
The height of the table is 4 m. by repeated measurements the range of values vary because it is not stretched straight, which causes the heights in the first three trials to be 3.35m, 4.20m, and... more
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10/15/21

Rotational Motion Question
A 4.00 m long, massless beam rests horizontally on a support of 3.00 m from the left end, as shown. A mass of m1 = 13.2 kg is attached by a string to the beam x1 = 2.325 m from the left end, while... more
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10/11/21

Physics and the Work Energy Theorem
A squirrel hops in a sled at 3.5 m/s and goes down a snow bank. The squirrel slides down the hill at a total linear distance of 6.5m. There is 1.3 N of kinetic friction force between the sled and... more
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10/08/21

A mass m1 = 5.8 kg rests on a frictionless table and connected by a massless string over a massless pulley to another mass m2 = 3.4 kg which hangs freely from the string
A mass m1 = 5.8 kg rests on a frictionless table and connected by a massless string over a massless pulley to another mass m2 = 3.4 kg which hangs freely from the string. When released, the... more
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10/08/21

In a classic carnival ride, patrons stand against the wall in a cylindrically shaped room.
In a classic carnival ride, patrons stand against the wall in a cylindrically shaped room. Once the room gets spinning fast enough, the floor drops from the bottom of the room! Friction between the... more
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