Exams

For real a, b and c if a2 + b2 + c2 = ab + bc + ca, then find the value of a+b+c2.

Two identical resistors of 20 ohm each are connected in parallel. This combination, in turn, is connected to a 10 ohm resister. The equivalent resistance of the combination will be

In the following passage, some of the words have been left out. Read the passage carefully and select the correct answer for the given blank out of the four alternatives.

The general consensus is that the millennial _____________ with taking pictures of everything stems from the tendency to over- share on social media, but it may also be a manifestation _______________ our relationship with an increasingly unstable present. When everything around you _______________ before you can register it, it is tempting to reach into your pocket for your smartphone, click away, and think about it later, even ___________ the subject is as simple as a slice of toast. The selfie may be narcissistic, but it is ___________ a self-portrait that anchors you to a time and place, be it your first holiday abroad or the nightclub you visit every weekend.

but it is ___________ a self-portrait that anchors

Which of the following is at the second trophic level of a food chain?

If the radius (r) of a circle is increased by 'x' units, what is the number of units by which the circumstance of the circle is increased?

Which of the following coloured light has the lowest frequency?

Compute : (50 + 0.5 x 20) / 0.7

If two complimentary angles are in the ratio of 11 : 7, find the smaller angle.