1:08:30

Stone - 1 | L:31 | Building Materials & Construction | ESE 2021 Exam | Chetan Sir

1:06:22

Fly Ash | L:40 | Building Materials & Construction | ESE 2021 Exam | Chetan Sir

1:02:25

Stone - 4 | L:34 | Building Materials & Construction | ESE 2021 Exam | Chetan Sir

1:02:59

Aggregates-1 | L:37 | Building Materials & Construction | ESE 2021 Exam | Chetan Sir

1:09:15

Lime | L:36 | Building Materials & Construction | ESE 2021 Exam | Chetan Sir

1:04:39

Stone-3 | L:33 | Building Materials & Construction | ESE 2021 Exam | Chetan Sir

1:02:59

Stone - 2 | L:32 | Building Materials & Construction | ESE 2021 Exam | Chetan Sir

1:15:22

Aggregates- 2 | L:38 | Building Materials & Construction | ESE 2021 Exam | Chetan Sir