Over a million students use our free study notes to help them with their homework
For the 20kg block choose downward as positive and for the 30kg block choose the x axis along the incline as positive.Apply Newton's second law of motion to each block separately.The pulley is frictionles...
Damping reduces the amplitude of oscillation of a system over time. Critical damping reduces the amplitude of the oscillations to zero in the shortest possible time, returning the system to the equilibriu...
1st Law - An object will remain at rest or continue at constant velocity unless acted on by an unbalanced force2nd Law - F=ma (for a constant mass body) /the net force acting on a body is directly p...
The de Broglie wavelength is an important idea in physics that shows that all matter with mass can also show wave-like properties. For example, an electron (which we usually think of as a particle) can di...
a) Coal/Nuclear/(Natural) gas.b) Any two from Wind/Hydroelectricity/Solar/Geothermal or any other equally valid form of renewable energy generation.[Bonus]...
←
4
5
6
7
8
→
Internet Safety
Payment Security
Cyber
Essentials
Comprehensive K-12 personalized learning
Immersive learning for 25 languages
Trusted tutors for 300 subjects
35,000 worksheets, games, and lesson plans
Adaptive learning for English vocabulary
Fast and accurate language certification
Essential reference for synonyms and antonyms
Comprehensive resource for word definitions and usage
Spanish-English dictionary, translator, and learning resources
French-English dictionary, translator, and learning
Diccionario ingles-espanol, traductor y sitio de apremdizaje
Fun educational games for kids
