Science, asked by DashingDolly1, 1 year ago

please help me
tomorrow my exam

Attachments:

Answers

Answered by stuti20

1

y wiill also 30 as angle of incidence is equal to the angle of reflection

stuti20: please mark as brainlest

stuti20: thanks

Answered by diauroseow5rs5

1

y =30 degree , as the line ;normal' is perpendicular (90 degree )
i learned this lesson last year .hope that this is right

diauroseow5rs5: gud lk for ur exams !! :)

DashingDolly1: thanks

Previous Question

Next Question

Similar questions

English, 8 months ago

Guys!!!! Write the work of Golgi Body . ------------------------------------------------------------ Give me A definition of Lysosomes ------------------------------------------------------------ Give me a Definition of Plastids ------------------------------------------------------------ Give me a definition of Vacuoles...

Math, 8 months ago

which evidence suggests the british followed a policy of racial discrimation against the indians?

Geography, 8 months ago

पृथ्वी परिभ्रमण कालावधी किती आहे...

Chemistry, 1 year ago

The electrode at which electricity enters the solution_____...

Hindi, 1 year ago

paropkar mei hi jeevan ka sacha sukh nihith hei. .. apane vichar bathayiye...

Environmental Sciences, 1 year ago

we need air, but we are not aware for planting of tress ....we are afraid to die but we are not sustaining our environment...Why?

Chemistry, 1 year ago

Why can't carbon form ionic bonds?

History, 1 year ago

what is the farest of the farest lies from the human...