A train travel 20km at a uniform speed 60km/1hr and the next 20km at a uniform speed of 80km/1hr calculate its average speed
im looking for imporatn event about martin luther and i cant find any so far i found he want again the church adn belived in predeterminsih, he was put on trail, he escaped that it i need 3 more like its bout what he did agaisnt the church and what made him reformation thanks :)
A particle A of mass 2kg lies on the edge of a table of height 1m. It is connected by a light inelastic string of length 0.7m to a second particle B of mass 3 kg which is lying on table 0.25m from the edge. If A is pushed gently so that it starts falling from table then, find ...