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Calculate the latent heat of fusion from the heat balance equation using the following experimental set of data. Compare this value with the value given in the textbook.
Mass of calorimeter = 11 g = McMass of calorimeter and water = 172 gMass of calorimeter when ice melted = 215 gTemp of boiled water = 71oCWater in Calorimeter= 61 oCWater when ice added = 54 oCWater with ice melted= 34 oC
A parallel-plate capacitor has plates of area 0.2 m2separated by a distance of 0.003 m. What is the strength of the electric field between these plates when this capacitor isconnected to a 5-V battery?
monochromaticlight of wavelength lambda 620nm from a distant sources passes through a slit 0.450 mm wide.the
Mary needs to row her boat across a 180m -wide river that is flowing to the east at a speed of 1.3m/s . Mary can row with a speed of 2.6m/s. What is her speed with respect to the shore
A crate with a mass of 157.5 kilogram is suspended from the end of a uniform boom with a mass of 87.7 kilogram. Compute what the tension in the cable
A 7.80-g bullet moving at 600 m/s penetrates a tree trunk to a depth of 5.60 cm. find the average frictional force that stops the bullet
A model electric train requires 6 volts to operate. If the primary coil of its transformer has 240 windings, how many windings should the secondary have if the primary is connected to a 120-volt household circuit?
In a simple model of the hydrogen atom, the electron moves in a circular orbit of radius 0.053 nm around a stationary proton. How many revolutions per second does the electron make
What is the distance delta y between the two points that you observe? suppose that the plates have length d , and use e and m for the charge and the mass of the electrons, respectively.
Ball A moving to the east collide with ball B and C which are atrest. Find the magnitude of the origin speed
Use approximate calculations assuming constant current during the output pulse. Calculate the ampere-hour rating of the battery so it lasts for five years.
Block 1, with mass m1 and speed 5.0 m/s, slides along an x axis on a frictionless floor and then undergoes a one-dimensional elastic collision with stationary block 2, How far into that region do the two blocks slide
A 2.85 kg bucket is attached to a disk-shaped pulley of radius 0.121 m and mass 0.742 kg. If the bucket is allowed to fall, (a) what is its linear acceleration? (b) What is the angular acceleration of the pulley? (c) How far does the bucket drop in 1..
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