AP EAPCET 2021 19TH AUGUST MORNING SHIFT
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Which of the following represents the correct order of increasing electron gain enthalpy with negative sign for the elements?
1. Nitrogen (N) 2. Phosphorus (P) 3. Chlorine (Cl) 4. Fluorine (F)
If the error committed in measuring the radius of a circle is 0.05%, then the corresponding error in calculating its area would be
One of the rectangular components of a force of 40 N is 20\(\sqrt3\) N. What is the other rectangular component?
When 20 g of CaCO\(_3\) is treated with 20 g of HCl, the mass of CO\(_2\) formed would be
A random variable X has the probability distribution
| X | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 |
|---|---|---|---|---|---|---|---|---|
| P(X) | 0.15 | 0.23 | 0.12 | 0.10 | 0.20 | 0.08 | 0.07 |
For the events E = {X is a prime number} and F = {X < 4}, then P(E \(\cup\) F) is
Which of the following decreases, in motion on a straight line, with constant retardation?