Day 8 MCQs

A force F→ = 5i + 6j – 4k is acting on a body, produces a displacement S→ + 6i + 5k. Work done by the force is

• b) 18 units
• c) 11 units
• d) 15 units
• zero

Joule is the S.I unit of which pair

• b) Power & Energy
• c) Work & Energy
• d) Force & Momentum
• zero

The area under force displacement curve gives:

• b) Work
• c) Momentum
• d) Torque
• zero

A 1kg mass has a K.E of 1 joule when its speed is

• b) 1 m/s
• c) 1.4 m/s
• d) 4.4 m/s
• zero

Which of the following is the biggest unit of energy

• b) Watt hour
• c) Kilo-watt hour
• d) None of these
• zero

“I went for a long walk yesterday”, said Monikaviya.

• a) Monikaviya said that she had gone for a long walk the day before.
• b) Monikaviya said that she had gone for a long walk yesterday.
• c) Monikaviya said that she went for a long walk the day before.
• d) Monikaviya said that I went for a long walk yesterday.

Babu said, “I’ve told my friends you’ll be here.”

• a) Babu said that he has told his friends that I will be here.
• b) Babu said that he told his friend that I will be there.
• c) Babu said that he had told his friends that I would be there.
• d) Babu said that he had told his friends that I would be here.

Martha said, “I am going to Mexico next year.”

• a) Martha said that she was going to Mexico next year.
• b) Martha said that she had gone to Mexico next year.
• c) Martha said that she will be going to Mexico next year.
• d) Martha said that she had been going to Mexico next year.

He said to me, “I will have been digging the ground for half an hour”.

• a) He told me that I will have been digging the ground for half an hour.
• b) He told me that he would have been digging the ground for half an hour.
• c) He told me that I would have been digging the ground for half an hour.
• d) He told me that he will have been digging the ground for half an hour.

Caroline said, “Will you come to my party on Saturday” ?

• a) Caroline told to come to her party on Saturday.
• b) Caroline asked if I would come to her party on Saturday.
• c) Caroline said I should come to her party on Saturday.
• d) Caroline asked that I come to her party on Saturday.