Dew Point Calculator
Estimate dew point temperature in Celsius from air temperature and relative humidity.
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Science & Engineering
Ohms Law Calculator
Solve for voltage, current, or resistance from any two known Ohms law values.
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Compute the IPv4 network address in CIDR form from an address and prefix length.
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Estimate transfer time from file size in megabytes and link speed in megabits per second.
Use calculatorVoltage Drop Calculator
Estimate voltage drop using current, resistance, and an optional length factor.
Use calculatorAC BTU Calculator
Estimate room air conditioner cooling capacity in BTU from area, ceiling height, and climate factor.
Use calculatorElectricity Cost Calculator
Estimate electricity cost for a device from wattage, daily hours, days of use, and price per kWh.
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