Physics and Engineering

• Pythagorean Theorem Calculator
  Pythagorean Theorem Calculator
• Ohm's Law Calculator
  Calculate Ohm's Law easily with voltage, current, resistance, and power inputs. Quickly determine electrical circuit values for your projects with this precise Ohm's Law calculator.
• Speed Calculator
  Speed Calculator - Calculate your speed by entering distance (km) and time (hours, minutes). Instantly get your speed in km/h.
• Parallel Resistor Calculator
  Calculate parallel resistor values with precision. Input resistors in ohms (Ω) to determine the equivalent resistance in parallel circuits. Simplify complex electrical calculations instantly.
• Crosswind Calculator
• Watt Calculator
  Calculate watts easily with this Watt Calculator. Input voltage (V) and current (A) to determine electrical power. Simplify your electrical calculations and energy consumption analysis.
• Resistor Color Code Calculator
  Calculate resistor values quickly with this Resistor Color Code Calculator. Input 1st Band, 2nd Band, Multiplier, and Tolerance for accurate results. Simplify your electronic projects now!
• Friction Calculator
  Calculate friction force accurately with this friction calculator. Input normal force and coefficient of friction to determine the force resisting relative motion between surfaces. Enhance your physics understanding and problem-solving skills.
• Viscosity Index Calculator
  Calculate Viscosity Index easily with kinematic viscosity values at 40°C and 100°C. Determine oil performance and viscosity-temperature relationship for efficient lubricant analysis and selection.
• Wing Loading Calculator
  Calculate wing loading easily with this online tool. Input aircraft weight and wing area to determine the wing loading, crucial for assessing aircraft performance and stability.
• Resistors in Series Calculator
  Calculate the total resistance of resistors in series with this easy-to-use Resistors in Series Calculator. Input individual resistor values in ohms (Ω) and get accurate results instantly.
• Length Contraction Calculator
  Calculate length contraction with this easy-to-use Length Contraction Calculator. Input proper length in meters and velocity in m/s to determine the apparent length of an object in motion.
• Servo Torque Calculator
  Calculate servo torque easily with this online tool. Input operating voltage, current, and speed to determine the torque output of your servo motor. Optimize your robotics and automation projects.
• Speed & Distance to Time Calculator
  Calculate travel time with this Speed & Distance to Time Calculator. Input distance and speed to instantly determine journey duration for efficient trip planning.
• Speed & Time to Distance Calculator
  Calculate distance using speed and time with this efficient calculator. Input speed and time to instantly determine travel distance for any journey or project planning.
• Distance & Time to Speed Calculator
  Calculate speed easily with distance and time inputs. Convert your journey details into velocity measurements for accurate travel planning and analysis.
• Potential Energy Calculator
  Calculate potential energy easily with our online tool. Input mass, height, and gravity to instantly compute and visualize gravitational potential energy. Ideal for physics students and educators.
• Kinetic Energy Calculator
  Calculate kinetic energy with our easy-to-use online tool. Input mass and velocity to instantly compute and visualize kinetic energy in joules. Perfect for students, educators, and physics enthusiasts.
• Angular Velocity Calculator
  Calculate angular velocity easily with angle and time inputs. Convert degrees per second to radians for precise rotational speed measurements. Ideal for physics and engineering applications.
• Bolt Circle Calculator
  Bolt Circle Calculator - Calculate the diameter and spacing of bolt circles easily. Enter the number of bolts and the distance between them to get precise measurements for your projects.
• Bolt Hole Circle Calculator
  Bolt hole circle calculator. Calculate precise hole positions, coordinates, and angles for circular bolt patterns. Free tool for engineering and manufacturing projects.
• Epoxy Circle Calculator
  Epoxy Circle Calculator. Calculate the volume and amount of epoxy needed for circular projects based on diameter and depth.
• Gas Line Calculator
  Calculate the optimal gas line size for your needs with our easy-to-use Gas Line Calculator. Input your BTU requirements, pipe length, and pressure to get instant recommendations for pipe size and flow rate. Visualize results for better understanding.
• Mohr's Circle Calculator
  Calculate Mohr's Circle with precision using σx, σy, and τxy inputs. Determine principal stresses and maximum shear stress for material analysis and structural design.
• Muzzle Energy Calculator
  Calculate muzzle energy and power factor with our easy-to-use online tool. Input bullet weight and velocity to get accurate results for firearms enthusiasts and ballistics researchers.
• Osculating Circle Calculator
  Calculate the osculating circle of parametric curves. Find curvature, radius, and center for functions like t, t^2, sin(t), cos(t), and more. Ideal for mathematics and engineering applications.
• Pulley Ratio Calculator
  Calculate pulley ratios and speeds easily with our online pulley ratio calculator. Input driving and driven pulley diameters and speeds to determine pulley ratios and output speeds for your mechanical systems.
• Sprocket Ratio Calculator
  Calculate sprocket ratios easily with our free online tool. Determine speed reduction, gear ratios, and performance for chain drive systems. Ideal for mechanics and engineers.
• Power to Weight Ratio Calculator
  Calculate your vehicle's power-to-weight ratio with our easy-to-use calculator. Determine performance category and compare efficiency across different vehicles.
• Magnetic Field Calculator
  Calculate the magnetic field strength with precision using current and radius inputs. Instantly determine the magnetic field for various applications in physics and engineering.
• Torque to Horsepower Calculator
  Calculate torque to horsepower conversion with precision. Enter torque, engine speed (RPM), and choose units (lb-ft or N-m) for accurate power output estimation. Optimize engine performance now!
• Force to Horsepower Calculator
  Calculate force to horsepower quickly and accurately with this easy-to-use converter. Input force (lbs), distance (ft), and time (seconds) to determine power output in horsepower.
• Ideal Gas Law Calculator
  Calculate pressure, volume, moles, or temperature with this Ideal Gas Law Calculator. Input known values for P, V, n, and T to solve for the missing variable. Accurate results for gas behavior analysis.
• Concrete Slab Weight Calculator
  Calculate concrete slab weight easily with this concrete slab weight calculator. Input length, width, thickness, and density to determine the exact weight of your concrete slab project.
• Displacement Calculator
  Calculate displacement in kinematics with this versatile calculator. Input initial velocity, final velocity, and time to determine displacement. Easily switch between displacement, velocity, and time calculations for comprehensive kinematic analysis.
• Wavelength Calculator
  Calculate wavelength, velocity, or frequency with this versatile wavelength calculator. Input known values and select the parameter to solve for. Easily convert between wavelength, velocity, and frequency in meters, meters per second, and Hertz.
• Density Calculator
  Calculate density easily with mass and volume inputs. Choose from kg, g, lb for mass and m³, cm³, L for volume. Accurate density calculations for various materials and substances.
• Gravitational Force Calculator
  Calculate gravitational force between two objects with this Gravitational Force Calculator. Input masses and distance to determine the attraction force instantly.
• Thrust to Weight Ratio Calculator
  Calculate thrust to weight ratio with precision. Input engine thrust in Newtons and vehicle weight in kilograms to determine performance capabilities for aircraft, rockets, or vehicles.