How are nuclear reactions used to meet the world's energy needs? Both fusion and fission are used to generate electricity, but more fission reactors than fusion reactors are in use. Fission reactors are used to generate electricity, but fusion is not yet practical enough to be used. Both fusion and fission are used to generate electricity, but more fusion reactors than fission reactors are in use. Fusion reactors are used to generate electricity, but fission is not yet practical enough to be used.

In all trials, the magnitude of the final velocity for g1 + g2 was less than the magnitude of any initial velocity. as mass increased, what happened to the velocity? the velocity decreased. the velocity increased. the velocity of g1 + g2 could not be measured. the velocity was not affected by the mass increase.

Aria drove to the store, did some shopping, and then came home. during maria's trip, when was her displacement equal to zero?

Air enters a gas turbine with two stages of compression and two stages of expansion at 100 kpa and 17°c. this system uses a regenerator as well as reheating and intercooling – the intercooler returns the air to the inlet temperature. the pressure ratio across each compressor is 4 ; 300 kj/kg of heat are added to the air in each combustion chamber; and the regenerator operates perfectly while increasing the temperature of the cold air by 20°c. determine the system’s thermal efficiency. assume isentropic operations for all compressor and the turbine stages and use constant specific heats at room temperature. (0.378)