Physics If we want to calculate the pressure of a liquid at the bottom of a vessel, the quantity which is not required to determine it, is Acceleration due to gravity at the bottom of the vessel Height of the liquid column Density of the liquid Surface area of the bottom of the vessel Acceleration due to gravity at the bottom of the vessel Height of the liquid column Density of the liquid Surface area of the bottom of the vessel ANSWER DOWNLOAD EXAMIANS APP
Physics A vacuum cleaner works on the principle of pressure difference. On the moon it will Work with reduced efficiency Work as efficiently as on the earth Not work at all Work with increased efficiency Work with reduced efficiency Work as efficiently as on the earth Not work at all Work with increased efficiency ANSWER DOWNLOAD EXAMIANS APP
Physics A man standing on a edge of a cliff throws a stone vertically upwards with a certain speed. He then throws another stone downwards with the same speed. Find the ratio of the speeds of the two stones when they hit the ground. 0.043055555555556 0.044444444444444 0.042361111111111 Cannot be found from the given information. 0.043055555555556 0.044444444444444 0.042361111111111 Cannot be found from the given information. ANSWER DOWNLOAD EXAMIANS APP
Physics The mass of a star is two times the mass of the Sun. How it will come to an end ? Red Giant Black hole Neutron Star White Dwarf Red Giant Black hole Neutron Star White Dwarf ANSWER DOWNLOAD EXAMIANS APP
Physics The mass defect is the result of what action occurring? Mass being converted to energy when protons and neutrons break apart in a nucleus Mass being converted to energy when protons and neutrons bind together in a nucleus Energy being converted into moles of atoms when neutrons break apart protons Protons and electrons being attracted to each other Mass being converted to energy when protons and neutrons break apart in a nucleus Mass being converted to energy when protons and neutrons bind together in a nucleus Energy being converted into moles of atoms when neutrons break apart protons Protons and electrons being attracted to each other ANSWER DOWNLOAD EXAMIANS APP
Physics A copper wire of radius r and length l has a resistance of R. A second copper wire with radius 2r and length l is taken and the two wires are joined in a parallel combination. The resultant resistance of the parallel combination of the two wires will be 5 R 5 R/4 R/5 4 R/5 5 R 5 R/4 R/5 4 R/5 ANSWER DOWNLOAD EXAMIANS APP