Balanced forces and Newton’s first law: check 1
Difficulty: ★★☆Info
Maths4U Original · Short practice
A particle of mass 6 kg moves at constant nonzero velocity to the right on a horizontal surface. A drive acts right, resistance is 11 N left, and there is no vertical acceleration. Use \(\displaystyle g= \frac{10m}{s^{2}}\).
Find the driving force in N.
Enter one exact number or fraction unless the question specifies rounding. Use the requested units and positive direction; enter the number without its unit. Angles here use degrees. Give full reasoning separately for written problems.
Balanced forces and Newton’s first law: review variant 1
Difficulty: ★★☆Info
Maths4U Original · Short practice
A particle of mass 7 kg moves at constant nonzero velocity to the right on a horizontal surface. A drive acts right, resistance is 12 N left, and there is no vertical acceleration. Use \(\displaystyle g= \frac{10m}{s^{2}}\).
Find the driving force in N.
Enter one exact number or fraction unless the question specifies rounding. Use the requested units and positive direction; enter the number without its unit. Angles here use degrees. Give full reasoning separately for written problems.
Balanced forces and Newton’s first law: check 2
Difficulty: ★★☆Info
Maths4U Original · Short practice
A particle of mass 7 kg moves at constant nonzero velocity to the right on a horizontal surface. A drive acts right, resistance is 12 N left, and there is no vertical acceleration. Use \(\displaystyle g= \frac{10m}{s^{2}}\).
Find the normal reaction in N.
Enter one exact number or fraction unless the question specifies rounding. Use the requested units and positive direction; enter the number without its unit. Angles here use degrees. Give full reasoning separately for written problems.
Balanced forces and Newton’s first law: review variant 2
Difficulty: ★★☆Info
Maths4U Original · Short practice
A particle of mass 8 kg moves at constant nonzero velocity to the right on a horizontal surface. A drive acts right, resistance is 13 N left, and there is no vertical acceleration. Use \(\displaystyle g= \frac{10m}{s^{2}}\).
Find the normal reaction in N.
Enter one exact number or fraction unless the question specifies rounding. Use the requested units and positive direction; enter the number without its unit. Angles here use degrees. Give full reasoning separately for written problems.
Balanced forces and Newton’s first law: check 3
Difficulty: ★★☆Info
Maths4U Original · Short practice
A particle of mass 8 kg moves at constant nonzero velocity to the right on a horizontal surface. A drive acts right, resistance is 13 N left, and there is no vertical acceleration. Use \(\displaystyle g= \frac{10m}{s^{2}}\).
Find the weight in N.
Enter one exact number or fraction unless the question specifies rounding. Use the requested units and positive direction; enter the number without its unit. Angles here use degrees. Give full reasoning separately for written problems.
Balanced forces and Newton’s first law: review variant 3
Difficulty: ★★☆Info
Maths4U Original · Short practice
A particle of mass 9 kg moves at constant nonzero velocity to the right on a horizontal surface. A drive acts right, resistance is 14 N left, and there is no vertical acceleration. Use \(\displaystyle g= \frac{10m}{s^{2}}\).
Find the weight in N.
Enter one exact number or fraction unless the question specifies rounding. Use the requested units and positive direction; enter the number without its unit. Angles here use degrees. Give full reasoning separately for written problems.
Balanced forces and Newton’s first law: check 4
Difficulty: ★★☆Info
Maths4U Original · Short practice
A particle of mass 9 kg moves at constant nonzero velocity to the right on a horizontal surface. A drive acts right, resistance is 14 N left, and there is no vertical acceleration. Use \(\displaystyle g= \frac{10m}{s^{2}}\).
Resistance increases by 7 N. Find the new drive needed to retain constant velocity, in N.
Enter one exact number or fraction unless the question specifies rounding. Use the requested units and positive direction; enter the number without its unit. Angles here use degrees. Give full reasoning separately for written problems.
Balanced forces and Newton’s first law: review variant 4
Difficulty: ★★☆Info
Maths4U Original · Short practice
A particle of mass 10 kg moves at constant nonzero velocity to the right on a horizontal surface. A drive acts right, resistance is 15 N left, and there is no vertical acceleration. Use \(\displaystyle g= \frac{10m}{s^{2}}\).
Resistance increases by 8 N. Find the new drive needed to retain constant velocity, in N.
Enter one exact number or fraction unless the question specifies rounding. Use the requested units and positive direction; enter the number without its unit. Angles here use degrees. Give full reasoning separately for written problems.