Target 80 | Electricity

A certain type of missile hits its target with probability 0.3. How many missiles should befired so that there is at least an 80% chance of hitting the target?

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A boy is throwing stones at a target.The probability of hitting the target at any trial is (1)/(2) The probability of hitting the target 5th time at the 10 th throw is

A certain type of missile hits the 36 probability target with p0.3. What is the least number of missiles should be fired so that there is at least an 80% probability that the target is hit?

An aeroplane moving horizontally at a speed of 200 m//s and at a height of 8.0 xx 10^(3)m is to drop a bomb on a target. At what horizontal distance from the target should the bomb be released

The percentage of monthly targets achieved in producing a certaina type of bolts in a company for differen months is given in the following tabel: Find the probability that the company achieved 80% of the monthly target in producing the bolts.

The distance between the cathode (filament) and the target in an X-ray tube is 1.5 m. If the cutoff wavelength is 30 pm, find the electric field between the cathode and the target.