Tag: science & technology

What is the output of following? public class Test { public static void main(String[] args) { new Test(); } public Test() { PrintChar printA = new PrintChar('a', 4); PrintChar printB = new PrintChar('b', 4); printA.run(); printB.run(); } class PrintChar implements Runnable { private char charToPrint; private int times; public PrintChar(char c, int t) { charToPrint = c; times = t; } public void run() { for (int i = 0; i < times; i++) System.out.print(charToPrint); } } }

Which of the following lines will compile without warning or error:

Which of the following is not a keyword or reserved word in Java?

Compared to the mass of a hydrogen atom, the mass of an oxygen atom is _____ times greater

If two protons are removed from an oxygen nucleus, the result is:

Which experiences the least electrical force in an electric field?

The reason a granite block is mostly empty space is because the atoms in the granite are:

An excited atom decays to its ground state and emits a photon of green light. If instead, the atoms decays to an intermediate state, then the light emitted could be:

The Formula for the potential energy on earth is:

If something is hurtling towards us at 0.9c (90% speed of light) it exhibits