A simple pendulum 20 m in length is released at 25 degrees
A simple pendulum 2.0 m in length, is released at 25 degrees from the vertical. If the initial speed of the suspended mass is 1.2 m/s when at the release point, what is the speed at the bottom of the swing. (g=9.8)
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A block of mass 2.50 kg is pushed 2.60 m along a frictionless horizontal table by a constant 14.0 N force directed 25.0ª below the horizontal. Determine the work done by the normal force exerted by the table
A transmission line with characteristic impedance Z0= 60 ohms is connected to a load impedance ZL= 40-j20 ohms. The wavelength is 8 cm. A. Calculate the load reflection coefficient. B. Calculate the voltage standing wave ratio C.
5Ca+ V2O5 ----> 5CaO + 2V In one process, 1.54 x 10^3 g of V2O5 react with 2.07 x 10^3 g Ca. Calculate the theoretical yield of V. Calculate the percent yield if 795 g V are obtained
The volume of a sample of ethane, C2H6, is 2.66 L at 447 torr and 30 °C. What volume will it occupy at standard temperature and pressure (STP)
A simple pendulum 2.0 m in length, is released at 25 degrees from the vertical. what is the speed at the bottom of the swing
A. What is the reflection coefficient of the load B. If a quarter-wave transformer is inserted between the transmission line and the load, what shall be the characteristic impedance Z0 of this quarter-wave transformer in order to realize an impeda
Which of the following compounds have a meso form? 1, 3-dichloropentane 2, 3,-dichloropentane 2, 4-dichloropentane 1, 5-dichloropentane
An inverting op amp has Ri = 20 k Ohms, Rf = 500 k Ohms, and Req (resistor between + input terminal and ground) = 19 k Ohms. How much does the offset voltage increase if Req is replaced by a short circuit
What is ?H in MJ for the combustion of 1.99 L of octane producing CO2(g) and H2O? The heat of combustion of octane is -5.45 x 103 kJ/mol.
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