Calculate drag force on flat bottom boat

Assignment Help Mechanical Engineering
Reference no: EM13701665

Calculate drag force on flat bottom boat (please show in steps).

Bottom of boat is 2m long, 1m wide

Density of water = 1000 kg/m3

Boat velocity = 0.5 m/s

Kinematic viscosity = 1.3 x 10^-6 m2/s

What power is required to keep the boat moving at 0.5 m/s?

Reference no: EM13701665

Questions Cloud

Domestic hot water supply : Steam at 500 kPa, 300 degrees C is used to heat cold water at 15 degrees C to 75 C for a domestic hot water supply. How much steam per kilogram of liquid water is needed if the steam should not condense?
Determine the response of the measurement system : A measurement system can be modelled by the equation given below,  (5/8)y' +y=F(t). The output signal is initially steady at 5 V. The input signal is then suddenly increased to 8 V. Determine the response of the measurement system.
The two purposes of amplification for digital systems : The two purposes of amplification for digital systems are (i) to improve signal-to-noise ratio and (ii) to make good use of the dynamic range of the digitizer; in other words, to ensure the best resolution possible.
What is the gain required to make the digital resolution : The voltage output from a 0–50 psi pressure transducer will vary from 0–5 mV. The input/output relationship is linear. The signal will be recorded with a 12-bit A/D converter with a 0-10 V input range. The voltage output needs to be amplified before ..
Calculate drag force on flat bottom boat : Calculate drag force on flat bottom boat. What power is required to keep the boat moving at 0.5 m/s?
Find the power output in mw and the thermal efficiency : Consider a 2500 psia/1000 F turbine inlet, single reheat to 1000 F cycle with a reheat pressure ratio of P2/P1= 0.2 and a steam mass flow rate of 2 x 10^6 ibm/hr. The condensor operates at a pressure of 1 psia. Pump and turbine isentropic efficiencie..
Heat transfer involved in process closed system-ideal gas : 1 kg water in a piston cylinder device is initially at 250 degrees C and 300kpa (state 1) a total of 700 kj of work is done on the water in order to isothermally reduce its volume to 1/20 of its initial volume (state 2) determine the magnitude and th..
Assuming the temperature of the water in the system : A liter of water, initially at 30°C is placed in a refrigerator set to 5°C. Write the equation to find the time it takes a liter of water to cool 7°C, as a function of thermal resistance.
How each one is demonstrated in your communication style : Write a one-page essay that explains 2 of the 6 characteristics of interpersonal communication and illustrate how each one is demonstrated in your communication style.

Reviews

Write a Review

Mechanical Engineering Questions & Answers

  What is the nominal shear stress at the surface bif a

a 2in-diameter steel propeller shaft of an experimental high-speed boat transmits 2500hp at 2000rpm. bending and axial

  Find the factor of safety to ensure infinite life using the

a cold drawn rectangular steel bar 60 x 10 mm with a hole of diameter 12mm is subject to a flctuating tensile load from

  The pressure at section 1 is 156 kpa gage and the

water at 15 degrees celcius flows through a nozzle that contracts from a diameter of 20cm to 2cm. the pressure at

  Argon enters an insulated nozzle at 30 bars 1200k 10 ms and

argon enters an insulated nozzle at 3.0 bars 1200k 10 ms and exits at 1 bar 800k. for steady state operation determine

  A commercial heat pump has energy in to the system at a

a commercial heat pump has energy in to the system at a rate of 60 kw from a thermal reservoir. ifnbspthe power input

  The mercury emerges as a saturated liquid at 04 psia

twenty lbmmin of mercury vapor enters a condenser at 800of 0.5 psia. the mercury emerges as a saturated liquid at 0.4

  If condenser is water cooled and the inlet and outlet temps

in a rankine cycle steam from the boiler is at 6mpa and 500c and the condenser operates at 0.1 mpa. the turbineturbines

  An axial flow compressor stage has blade rootmean and tip

an axial flow compressor stage has blade rootmean and tip velocities of 150200 and 250 ms. the stage is to be designed

  If the exhaust temperature is desired to be no greater than

a gas turbine is designed to produce 3000hp when using air at a maximum inlet temperature of 650k and assuming a heat

  If the fraction of lattice points containing vacancies is 8

the number of vacancies in a material is related to temperature by an arrhenius equation. if the fraction of lattice

  In the refrigeration cycle the evaporator operates at 10oc

a rankine cycle is used to generate electricity with a total plant capacity of 65 mw. heat from the condenser is

  A horizontal 500 lb force performs at a point d of

a horizontal 500 lb force performs at a point d of crankshaft ab which is held in static equilibrium by a twisting

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd