EP015 Assessment 1

What is the dimension of LENGTH?

• L

• M

• T

• θ

What is the dimension of MASS?

• L

• M

• T

• θ

What is the dimension of TIME?

• L

• M

• T

• θ

If the SI unit of VELOCITY is ms^-1, then what is the dimension of VELOCITY?

• LM

• LM^-1

• LT^-1

• LT

If the SI unit of ACCELERATION is ms^-2, then what is the dimension of ACCELERATION?

• LM²

• LM^-2

• LT²

• LT^-2

If the SI unit of FORCE is kg.m.s^-2, then what is the dimension of FORCE?

• LTM²

• LTM^-2

• MLT²

• MLT^-2

What is the x-component of vector A?

• A_x = 8.192 unit

• A_x = 5.736 unit

• A_x = 7.002 unit

• A_x = 10.000 unit

What is the y-component of vector A?

• A_y = 14.28 unit

• A_y = 8.192 unit

• A_y = 5.736 unit

• Ay = 10.000 unit

Convert vector A into unit vector?

• A = 5.736 i + 8.192 j unit

• A = 8.192 i + 5.736 j unit

• A = 7.002 i + 14.28 j unit

• A = 10.000 i + 10.000 j unit

Convert vector B into unit vector?

• B = 9.193 i - 7.713 j unit

• B = - 9.193 i + 7.713 j unit

• B = 9.193 i + 7.713 j unit

• B = - 9.193 i - 7.713 j unit