Physical Science Gr 11 MARKING MEMO 2024
Gauteng Department of Education
Johannesburg North District (D10)
GRADE 11
PHYSICAL SCIENCES
CONTROL TEST
15 MARCH 2024
MEMORANDUM
MARKS: 75
TIME: 1,5 Hours
This memo consists of 9 pages including the cover page
1
, Physical Sciences GR11 MARKING MEMO 2024
2
SECTION A
QUESTION 1
1.1 C ✓✓ .. (2)
1.2 A ✓✓ (2)
1.3 C ✓✓ (2)
1.4 D ✓✓ (2)
1.5 C ✓✓ (2)
[10]
QUESTION 2
2.1 A physical quantity with both magnitude ad direction✓✓ (2)
2. 2..1 Fx of T = 50 cos 30 = 43,3 N West ✓
Fx of F = 250 cos 60 = 125 N East ✓ (2)
2.2.2 Fy of T = 50 sin 30 = 25 N North ✓
Fy of F = 250 sin 60 = 216,51N North ✓ (2)
2.3 Net Horizontal forces East (+)
125 N – 43,3 N = 81,7✓ N East ✓ (2)
2.4 Net vertical North (+)
216,51 + 25 – 50 = 191,51✓ N North✓ (2)
2.5 Fnet2 = Fx2 + Fy2✓
Fnet2 = (191.51)2 + (81.7)2✓
Fnet = 208.21 N ✓
Tan β = (191.51/81.7) ✓
β = 66.900✓ (5)
[15]
Gauteng Department of Education
Johannesburg North District (D10)
GRADE 11
PHYSICAL SCIENCES
CONTROL TEST
15 MARCH 2024
MEMORANDUM
MARKS: 75
TIME: 1,5 Hours
This memo consists of 9 pages including the cover page
1
, Physical Sciences GR11 MARKING MEMO 2024
2
SECTION A
QUESTION 1
1.1 C ✓✓ .. (2)
1.2 A ✓✓ (2)
1.3 C ✓✓ (2)
1.4 D ✓✓ (2)
1.5 C ✓✓ (2)
[10]
QUESTION 2
2.1 A physical quantity with both magnitude ad direction✓✓ (2)
2. 2..1 Fx of T = 50 cos 30 = 43,3 N West ✓
Fx of F = 250 cos 60 = 125 N East ✓ (2)
2.2.2 Fy of T = 50 sin 30 = 25 N North ✓
Fy of F = 250 sin 60 = 216,51N North ✓ (2)
2.3 Net Horizontal forces East (+)
125 N – 43,3 N = 81,7✓ N East ✓ (2)
2.4 Net vertical North (+)
216,51 + 25 – 50 = 191,51✓ N North✓ (2)
2.5 Fnet2 = Fx2 + Fy2✓
Fnet2 = (191.51)2 + (81.7)2✓
Fnet = 208.21 N ✓
Tan β = (191.51/81.7) ✓
β = 66.900✓ (5)
[15]
