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Find out the dimension (in cm) of a rectangular aluminum block (40cm long as well), that would encompass the similar resistance between the farthest opposing sides as the silver block (in part i)
A wire of length = 2.0 m and diameter = 1.0 mm consist of a resistance of 0.45 OHMS. Determine the resistivity in OHMS m of the material employed to make the wire?
A block with mass m = 10 kg rests on a horizontal surface. Us = .45 and uk = .25. Determine the friction force when an external horizontal force of 15n is applied on the block? Explain why is the fr
where are the constant current and the system is "Ohmic" beginning with the relationship.... Illustrate that resistance R of the conducting spherical shell is given by?
A uniform wire of 30 m long consists of a resistance of 90 OHMS and a cross sectional area of 6.0 X 10^-6 m^2? Determine its resistivity in ohms * m?
(i) When the box is being lifted at a constant speed of 2.0 m/s, determine the power delivered by the person pulling on the rope?
A hair dryer function at 1800 watts having terminal voltage of 120 volts. Find out the given: i) The resistance R of the hair dryer
A platinum wire consists of 20Ω resistance at 20°C. The temperature coefficient of resistivity is 3.9 x 10^-3(degrees Celsius)^-1 . Determine the resistance in ohm at 100°C?
The person whose near-point distance is 39 cm wears a pair of glasses which are 2.0 cm from her eyes. With the help of these glasses, she can now focus on objects 25 cm away from the eyes. Determine
A charge of +3.0 µC is at first 0.20 m from a fixed -6.0 µC charge and is then moved to a position 0.50 m from the fixed charge. (i) Determine how much work was needed to move the charge?
A satellite orbiting the moon much near the surface consists of a period of 110 min. Determine the acceleration of moon due to gravity?
A capacitor of .22μF is charged by a 1.5 V Battery. After being charged, the capacitor is joined to a small electric motor. Supposing 100% efficiency, to what height can the motor elevate a mass
The two angled ropes employed to support a crate can withstand a tension of 1500 N before they break. Determine the biggest mass the ropes can support? Angle 1 = 55 and angle 2 = 35.
Determine the potential difference needed to accelerate protons from rest to 10% of the speed of light.
A block of 5.5 kg slides down a frictionless incline making the angle of 70.0° with the horizontal. (i) Determine the net work done on the block if the block slides 1.7 m (measured all along the i
Employ vector components to determine the magnitude of each of such pulls and the direction of the smaller pull. Suppose that the smaller pull consists of a component directed to the north.
The spheres encompass a combined charge of +55μC and repel one other having a force of .75 N. Determine the surface charge density on each and every sphere?
i) Assume that the coal is piled up in an 11.0 m x 15.0 m room. Determine how tall should the pile be to operate the plant for one day? ii) Determine the thermal efficiency of power plant?
Throughout each cycle a reversible engine absorbs 2500 J of heat from the high temperature reservoir and performs 2200 J of work. Find out the ratio Th/Tc of the two reservoir temperatures?
The monatomic ideal gas is held in a thermally insulated container having a volume of .075 m^3. The pressure in the gas is 105 kPa and the temperature is 317 K. At what volume will the gas encompas
A system comprises of 2.5 mol of the ideal monatomic gas at 325 K. Determine how much heat should be added to 2.8 mol of an ideal monatomic gas at (i) constant pressure and (ii) constant volume.
Throughout the adiabatic process, the temperature of 3.92 moles of a monatomic ideal gas falls from 485 C to 205 C. For this gas, determine the change in the internal energy.
Find (i) the average normal stress in the tube and in rod, (ii) deformations of the tube and of rod.
The current in a 100 watt light-bulb is 0.85 A. The filament within the bulb is 0.25 mm in diameter. Determine the electron current in the filament?
Ramon consists of a coherent light source having wavelength 526 nm. He wants to send light via a double slit having slit separation of 1.5 mm to a screen 90 cm away. Determine the minimum width of t