Question
In each of the following sentences, choose the wordÂ
opposite in meaning to the bold word to fill in the blank. The soldier showed valor on the battlefield, but his companion was filled with __________.Solution
Valor means bravery or courage in dangerous situations. The opposite is fear, which shows a lack of courage.
A constant retarding force of 20 N is applied to a body of mass 10 kg moving initially with a speed of 12 m s–1. How long does the body tak...
You are given two liquid mixtures "X" and "Y". Both appear to be homogeneous, but "X" does not scatter light
whereas "Y" scatters light. Whic...
Which of the following is a macronutrient?
A liquid initially contracts when cooled down to 4°C but on further cooling down to 0°C, it expands. The liquid isÂ
______ is the SI unit of dynamic viscosity.
Up to what temperature can a mercury thermometer measure?
A wire carrying a current of 4.0 A is shaped into a circular arc of radius 8.0 cm. If the arc subtends an angle of 90° at the center, what is the magn...
According to Newton’s second law of motion, the acceleration of an object is directly proportional to the
Which element has the highest electron affinity?
Which inert gas is most abundantly found in the atmosphere?
