What prevents us from slipping every time we take a step forward?

A body is allowed to fall from a height of 20 metres from the ground. How much time will take to reach the ground? What will be its velocity just a moment before hitting the ground?

In a cold climate water gets forzen causing damage to the radiator of a car. Ethylene glycol is used as an antifreezing agent for the purpose. Calculate the amount of ehtylene glycol to be added to 4kg of water to prevent it from freezing at -6^@C ( K_f for water = 1.85 K mol^(-1) kg)

A drunkard walking in a narrow lane takes 5 steps forward and * 3 steps backward, followed again by 5 steps fonvard and 3 steps backward, and S0 on. Each step is 1 m long and requires 1 s. Plot the x-t graph of his motion. Determine graphically and otherwise how long the drunkard takes to fall in a pit 13 m away from the start.

What are the main steps in aerobic respiration? Where does it take place?

What is the wrong with the speed time graph from

What happens to the image distance in the eye when we increase the distance of an object from the eye?

Work Problem related to speed, distance and time Places A and B are 70km apart on a highway. A car starts from A and another car start from B at the same time. If they travel in the same direction they meet in seven hours but if they travel towards each other meet in one hour. What are their speed.