Calculate beam deflection, bending stress, moment of inertia, and safety factors using Euler-Bernoulli theory across simply supported and cantilever configurations.
Beam Deflection & Bending Stress Calculator – Cantilever & Supported
Calculate beam deflection, bending moment, shear force, and maximum flexural stress using Euler-Bernoulli theory. Covers simply supported, cantilever, and fixed boundary conditions.
Arrhenius Activation Energy & Reaction Rate Calculator
Calculate reaction rate constants, activation energy (Ea), frequency factor (A), Q10 temperature coefficient, and half-life with interactive Arrhenius plot.
Aircraft Lift, Drag & Polar Aerodynamics Sizing Calculator – Free Tool
Calculate aircraft lift coefficient CL, induced drag CDi, parasite drag CD0, total drag, L/D ratio, stall speed, and required thrust with interactive drag polar curves.
Air-Standard Diesel Cycle Thermal Efficiency & Cutoff Ratio Calculator
Calculate ideal Diesel cycle thermal efficiency, state temperatures and pressures, cutoff ratio, net work output, and mean effective pressure (MEP).
ADC Resolution, Quantization Error & Dynamic Range Calculator
Calculate Analog-to-Digital Converter (ADC) resolution, LSB step voltage, quantization noise RMS, theoretical SQNR, ENOB, dynamic range, and oversampling gain.
Forward & Inverse Kinematics 2D Robotic Arm Calculator
Calculate 2-link planar robotic arm forward and inverse kinematics, Jacobian velocity mapping, kinematic singularities, manipulability, and workspace reachability.
Mailto Link Generator — Create HTML Email Links with Subject & Body
Build custom mailto: URLs with pre-populated subject lines, body templates, CC, and BCC recipients. Generate HTML code, Markdown links, and CSS buttons.
HTML Email Tester — Preview Templates & Dark Mode Simulator
Preview HTML marketing emails across multiple screen viewports, test dark mode rendering, and audit template compatibility.
Email Subject Line Analyzer — Boost Open Rates & Avoid Spam
Audit character length, simulate iPhone & Android mobile preview cutoffs, identify emotional power words, and prevent spam folder triggers.