Correct ray diagram from the following is

50% studentsanswered this correctly

Important Questions on Solved Science Paper-1

EASY

10th Telangana Board

IMPORTANT

Physical Science Crash Course (Based on Revised Syllabus-2023)>Chapter 13 - Solved Science Paper-1>Exercise>Q 5

A doctor suggested to use the

+ 50 cm

focal length lens to correct a person’s eye defect, mention which type of defect he is suffering and mention type of lens doctor suggested.

EASY

10th Telangana Board

IMPORTANT

Physical Science Crash Course (Based on Revised Syllabus-2023)>Chapter 13 - Solved Science Paper-1>Exercise>Q 6

Name the material used for making the filament of a bulb. Give reason.

MEDIUM

10th Telangana Board

IMPORTANT

Physical Science Crash Course (Based on Revised Syllabus-2023)>Chapter 13 - Solved Science Paper-1>Exercise>Q 8

Do you know the factors which favour the rusting of iron? List them.

MEDIUM

10th Telangana Board

IMPORTANT

Physical Science Crash Course (Based on Revised Syllabus-2023)>Chapter 13 - Solved Science Paper-1>Exercise>Q 9

Which one of the following pair is larger in size.

${Fe}^{2 +}, {Fe}^{3 +}$

HARD

10th Telangana Board

IMPORTANT

Physical Science Crash Course (Based on Revised Syllabus-2023)>Chapter 13 - Solved Science Paper-1>Exercise>Q 13

Here are some results of solutions tested with universal indicator paper:
Sulphuric acid : Red
Metal polish : Dark blue
Washing-up liquid : Yellow
Milk of magnesia : Light blue
Oven cleaner : Purple Pink
Car battery acid : Pink
Arrange the solutions in order of their increasing pH values(starting with the one with the lowest