Explanation Force can change an object's : Direction (by changing its trajectory) Size (by compressing or expanding it) Speed (by accelerating or decelerating it) But force cannot change an object's mass. Mass is a fundamental property of an object that remains constant , regardless of the forces acting upon it.

Explanation He was promoted to DSP Correct: "He was promoted DSP"   "Promote" does not take "as" when used in passive voice. Incorrect: " He was promoted as DSP"  Incorrect: "He was promote DSP" (wrong verb form)  Incorrect: "He promoted as DSP" (wrong structure)  Explanation The sentence " Our task had been completed before sunset " is converted to active voice, You simply need to switch the subject and object, making "We" the subject and "our task" the object, resulting in "We had completed our task before sunset.".  Passive voice structure: "Object + had been + verb (past participle) + by subject".  Active voice structure: "Subject + had + verb (past participle) + object".  Explanation This is an odd series   3 3 5 5 7 7 9 9 11 11 13 13.... Explanation Starting point is A A man walks 3 km to his east i.e. AB = 3 km He turns left n walks 3 km towards north i.e. BC = 3 km He turns left n walks 3 km towards west i.e. CD = 3 km Now He is at D point D point is in the north direction of starting point. Hence he is in the north in respect to his starting point. Explanation Length = 6m Width = 5m Height = 5m Volume = L*W*H =6*5*4 =120 Explanation An operating system is system software that manages computer hardware, software resources, and provides common services for computer programs. Explanation Spinach is vegetable all other are fruits Explanation Elephant is different from three Explanation  Diameter – Because barometer, thermometer, and lactometer are all measuring instruments , whereas diameter is a geometric term. Explanation 9.5 x 4 =38

Explanation He was promoted to DSP Correct: "He was promoted DSP"   "Promote" does not take "as" when used in passive voice. Incorrect: " He was promoted as DSP"  Incorrect: "He was promote DSP" (wrong verb form)  Incorrect: "He promoted as DSP" (wrong structure)

Explanation The sentence " Our task had been completed before sunset " is converted to active voice, You simply need to switch the subject and object, making "We" the subject and "our task" the object, resulting in "We had completed our task before sunset.".  Passive voice structure: "Object + had been + verb (past participle) + by subject".  Active voice structure: "Subject + had + verb (past participle) + object".

Explanation This is an odd series   3 3 5 5 7 7 9 9 11 11 13 13....

Explanation Starting point is A A man walks 3 km to his east i.e. AB = 3 km He turns left n walks 3 km towards north i.e. BC = 3 km He turns left n walks 3 km towards west i.e. CD = 3 km Now He is at D point D point is in the north direction of starting point. Hence he is in the north in respect to his starting point.

Explanation Length = 6m Width = 5m Height = 5m Volume = L*W*H =6*5*4 =120

Explanation An operating system is system software that manages computer hardware, software resources, and provides common services for computer programs.

Explanation Spinach is vegetable all other are fruits

Explanation Elephant is different from three