Gram Sevak Bharati 2022// Agricultural Gk 15// Gram sevak bharati 2022

A gram of fertile agricultural soil may contain bacteria upto

A farmer grows gram crop between two cereal crops. What agricultural practice is being followed ?

In Melde's experiment, the string vibrates in 4 loops when a 50 gram weight is placed in the pan of weight 15 gram . To make the string to vibrates in 6 loops the weight that has to be removed from the pan is

Food X contains 4 units of vitamin A per gram and 7 units of vitamin B per gram and cost 15 paise per gram . Food Y contains 6 units of vitamin A per gram and 11 units of vitamin B per gram and cost 22 paise per gram . The daily minimum requirement of vitamin A and B are 90 units and 130 units respectively . The formulation of LPP to minimize the cost is

A sample of wooden artifact is found to undergo 9 disintegration per minute per gram of carbon. What is the approximate age of the artifact? The half life of ._(6)^(14)C is 5730 years and radioactivity of wood recently cut is 15 disintegrations per minute per gram of carbon.

A block of mental of mass 50 gram placed over an inclined plane at an angle of 15^(@) slides down without acceleration . If the inclination is increased by 15^(@) , what would be the acceleration of the block ?