MCQOPTIONS
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				| 1. | 
                                    Einstein’s photoelectric equation is given by_______________? | 
                            
| A. | 1/2 mvmax2=hf+Φ | 
| B. | 1/2 mvmax2-hf = Φ | 
| C. | 1/2 mvmax2=hf-Φ | 
| D. | All of above are correct | 
| Answer» D. All of above are correct | |